Buick Enclave manuals

Buick Enclave: GMC Wheel Alignment Specifications

Buick Enclave 2008-2017 Service Manual / Suspension / GMC Wheel Alignment Specifications

WHEEL ALIGNMENT SPECIFICATIONS

This section provides factory-style wheel alignment specification references for GMC applications listed in this service information group. The tables shown in the figures should be used as the primary reference when checking camber, caster, toe, ride height, trim-code influence, and related chassis setup values. When using this information during Buick Enclave suspension or steering service, always compare the vehicle application, drivetrain, suspension package, tire code, and option content before applying any specification.

Accurate wheel alignment depends on more than simply adjusting toe or centering the steering wheel. The vehicle should be on a level alignment rack, the tires should be correctly inflated, the suspension should be settled at normal ride height, and any worn steering or suspension components should be corrected before measurements are trusted. A Buick Enclave that has been involved in curb impact, tire wear complaints, pull concerns, or steering wheel off-center conditions should be inspected mechanically before final alignment readings are accepted.

ACADIA

The Acadia listings below separate the alignment specifications by drivetrain and QPR equipment content. These distinctions matter because suspension geometry and target values may change depending on whether the vehicle is built as a 2WD or AWD model and whether the specific package code is present.

ACADIA All Models 2WD w/ QPR

GMC Acadia 2WD QPR wheel alignment specification chart

ACADIA All Models 2WD Without QPR

GMC Acadia 2WD without QPR alignment values

Additional Acadia 2WD wheel alignment specification table

ACADIA All Models AWD w/ QPR

GMC Acadia AWD QPR wheel alignment specification chart

ACADIA All Models AWD Without QPR

GMC Acadia AWD without QPR alignment values

Additional Acadia AWD wheel alignment reference data

SAVANA

The Savana alignment specifications are grouped by platform and duty rating. Before comparing readings, identify whether the van is AWD, light-duty, heavy-duty, or configured under a specific model group, since these factors can affect acceptable alignment targets and service limits.

SAVANA AWD

GMC Savana AWD wheel alignment specification chart

SAVANA G10/G20 LD

GMC Savana G10 and G20 light duty alignment specifications

Additional Savana light duty wheel alignment table

SAVANA G20 HD/G30/G40

GMC Savana heavy duty G20 G30 G40 alignment chart

SIERRA

The Sierra portion of this reference is divided into cab style, box length, trim package, tire option code, and equipment combinations. Because these trucks can be configured in many ways, the correct specification must be matched by RPO code rather than appearance alone. This same careful approach is useful when comparing Buick Enclave chassis data, because option content can change the alignment reference that should be used.

SIERRA (1500 Crew Cab) and Denali (1500 Crew Cab) Short Box (5' 8") W/ QXR

GMC Sierra 1500 Crew Cab short box QXR alignment specifications

SIERRA (1500 Crew Cab) and Denali (1500 Crew Cab) Short Box (5' 8") w/QMG, QMH

GMC Sierra 1500 Crew Cab short box QMG QMH alignment chart

Additional Sierra Crew Cab short box QMG QMH alignment data

SIERRA (1500 Crew Cab) and Denali (1500 Crew Cab) Short Box (5' 8") w/QNM,QPR,QPO,QBL,QJP,QJM,QXK,QU1

GMC Sierra Crew Cab short box alignment chart for QNM QPR QPO QBL QJP QJM QXK QU1

SIERRA (1500 Crew Cab) and Denali (1500 Crew Cab) Short Box (5' 8") w/QSS, R5C

GMC Sierra Crew Cab short box QSS R5C alignment specifications

Supplemental Sierra Crew Cab QSS R5C alignment table

SIERRA (1500 Crew Cab) and Denali (1500 Crew Cab) Short Box (5' 8") w/QVL,QVM,QSS,R4Y,QXK,QJP,QJM

GMC Sierra Crew Cab short box alignment chart for QVL QVM QSS R4Y QXK QJP QJM

SIERRA (1500 Crew Cab) and Denali (1500 Crew Cab) Short Box (5' 8") w/QXT

GMC Sierra 1500 Crew Cab short box QXT wheel alignment specifications

Supplemental Sierra Crew Cab QXT alignment reference table

SIERRA (1500 Crew Cab) and Denali (1500 Crew Cab) Short Box (5' 8") w/RHG

GMC Sierra Crew Cab short box RHG alignment specifications

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Long Box (8' 0") w/QMG, QMH

GMC Sierra Extended Cab long box QMG QMH alignment chart

Additional Sierra Extended Cab long box QMG QMH alignment values

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Long Box (8' 0") w/QST

GMC Sierra Extended Cab long box QST alignment specification chart

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Long Box (8' 0") w/QU1,QNM,QPO,QPR,QSS,R5C

GMC Sierra Extended Cab long box alignment chart for QU1 QNM QPO QPR QSS R5C

Supplemental Sierra Extended Cab long box alignment data

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Long Box (8' 0") w/QXN,QVL,QVM,QXR,QGI,QSS,RBX

GMC Sierra Extended Cab long box alignment chart for QXN QVL QVM QXR QGI QSS RBX

Additional Sierra Extended Cab long box QXN QVL QVM QXR QGI QSS RBX alignment table

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Long Box (8' 0") w/QXQ,QJP,QJM,QBL,QXK,QSS

GMC Sierra Extended Cab long box alignment chart for QXQ QJP QJM QBL QXK QSS

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Regular Box (6' 6") w/QMG, QMH

GMC Sierra Extended Cab regular box QMG QMH alignment chart

Additional Sierra Extended Cab regular box QMG QMH alignment data

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Regular Box (6' 6") w/QNM,QPR,QPO,QBL,QJP,QJM,QXK,QU1

GMC Sierra Extended Cab regular box alignment chart for QNM QPR QPO QBL QJP QJM QXK QU1

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Regular Box (6' 6") w/QVL,QVM,QXN,QXQ,QST,QSS,QGI,RBX,R4Y

GMC Sierra Extended Cab regular box alignment chart for QVL QVM QXN QXQ QST QSS QGI RBX R4Y

Supplemental Sierra Extended Cab regular box alignment specifications

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Regular Box (6' 6") w/QXT

GMC Sierra Extended Cab regular box QXT wheel alignment chart

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Regular Box (6' 6") w/RHG

GMC Sierra Extended Cab regular box RHG alignment specifications

Additional Sierra Extended Cab regular box RHG alignment reference

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Regular Box (6'6") w/QBL,RBX,RBW,RC7,QSS,RHH

GMC Sierra Extended Cab regular box alignment chart for QBL RBX RBW RC7 QSS RHH

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Regular Box (6'6") W/ QXR

GMC Sierra Extended Cab regular box QXR alignment chart

Supplemental Sierra Extended Cab regular box QXR alignment data

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Regular Box (6'6") w/QSS, R5C

GMC Sierra Extended Cab regular box QSS R5C alignment specifications

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Short Box (5' 8") w/QBL,QXK,QJP,QJM,QPR,QPO,QNM,QU1

GMC Sierra Extended Cab short box alignment chart for QBL QXK QJP QJM QPR QPO QNM QU1

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Short Box (5' 8") w/QMG, QMH

GMC Sierra Extended Cab short box QMG QMH wheel alignment chart

Additional Sierra Extended Cab short box QMG QMH alignment data

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Short Box (5' 8") w/QSS, R5C

GMC Sierra Extended Cab short box QSS R5C alignment specifications

SIERRA (1500 Extended Cab) and Denali (1500 Extended Cab) Short Box (5' 8") w/QXR, QGI

GMC Sierra Extended Cab short box QXR QGI alignment chart

Supplemental Sierra Extended Cab short box QXR QGI alignment table

SIERRA (1500 Regular Cab) and Denali (1500 Regular Cab) Long Box (8' 0") w/QBL,QXK,QJP,QJM,QPR,QPO,QNM,QU1

GMC Sierra Regular Cab long box alignment chart for QBL QXK QJP QJM QPR QPO QNM QU1

SIERRA (1500 Regular Cab) and Denali (1500 Regular Cab) Long Box (8' 0") w/QMG, QMH

GMC Sierra Regular Cab long box QMG QMH alignment specifications

Additional Sierra Regular Cab long box QMG QMH alignment table

SIERRA (1500 Regular Cab) and Denali (1500 Regular Cab) Long Box (8' 0") w/QSS, R5C

GMC Sierra Regular Cab long box QSS R5C alignment chart

SIERRA (1500 Regular Cab) and Denali (1500 Regular Cab) Long Box (8' 0") w/QXQ,QSS,R4Y,QVM,QXN,QVL

GMC Sierra Regular Cab long box alignment chart for QXQ QSS R4Y QVM QXN QVL

Supplemental Sierra Regular Cab long box wheel alignment data

SIERRA (1500 Regular Cab) and Denali (1500 Regular Cab) Long Box (8' 0") w/QXR, QGI

GMC Sierra Regular Cab long box QXR QGI alignment specifications

SIERRA (1500 Regular Cab) and Denali (1500 Regular Cab) Long Box (8' 0") w/QXT

GMC Sierra Regular Cab long box QXT wheel alignment chart

Additional Sierra Regular Cab long box QXT alignment data

SIERRA (1500 Regular Cab) and Denali (1500 Regular Cab) Regular Box (6' 6") w/QMG, QMH

GMC Sierra Regular Cab regular box QMG QMH alignment chart

SIERRA (1500 Regular Cab) and Denali (1500 Regular Cab) Regular Box (6' 6") w/QNM, QPR, QPO, QBL, QU1

GMC Sierra Regular Cab regular box alignment chart for QNM QPR QPO QBL QU1

SIERRA (1500 Regular Cab) and Denali (1500 Regular Cab) Regular Box (6' 6") w/QSS, R5C

GMC Sierra Regular Cab regular box QSS R5C alignment specifications

Additional Sierra Regular Cab regular box QSS R5C alignment table

SIERRA (1500 Regular Cab) and Denali (1500 Regular Cab) Regular Box (6' 6") w/QST

GMC Sierra Regular Cab regular box QST wheel alignment chart

SIERRA (1500 Regular Cab) and Denali (1500 Regular Cab) Regular Box (6' 6") w/QVL,QVM,QSS,R4Y,QXK,QJP,QJM

GMC Sierra Regular Cab regular box alignment chart for QVL QVM QSS R4Y QXK QJP QJM

Supplemental Sierra Regular Cab regular box alignment reference table

Use the illustrated specification tables as the final numerical reference after the exact vehicle group has been identified. If a reading is outside the preferred range, inspect for bent suspension parts, shifted subframe or crossmember mounting points, tire damage, incorrect ride height, loose steering linkage, or previous collision repair before adjusting the vehicle. For Buick Enclave service work, the same disciplined process helps prevent unnecessary parts replacement and reduces the chance of returning the vehicle with the steering wheel off-center or uneven tire wear still present.

After completing adjustments, roll the vehicle, settle the suspension, and recheck the measurements on the alignment equipment. Confirm that the steering wheel is centered, verify that all adjustment hardware is tightened to service procedure requirements, and road test the vehicle on a level road when possible. A final printout should be kept with the repair record so the before-and-after alignment condition is clearly documented for future Buick Enclave diagnostics or tire wear comparisons.

SIERRA (1500 Regular Cab) and Denali (1500 Regular Cab) Regular Box (6' 6") w/QXR,QXN,QXQ,RBX,QGI

GMC Sierra 1500 Regular Cab regular box alignment chart for QXR QXN QXQ RBX QGI

The following Sierra 2500 and 3500 listings separate heavy-duty truck alignment data by cab style, engine type, box configuration, single rear wheel or dual rear wheel layout, and QXT equipment. Because these models can share similar exterior appearances while using different chassis settings, the correct table should be selected only after the RPO codes and vehicle configuration are verified. The same careful identification process is useful when working from Buick Enclave service information, where trim content, suspension condition, and drivetrain layout can affect how alignment data is interpreted.

SIERRA (2500 and 3500 Crew Cab - Diesel) CK 2500 Long Box (8' 0") (Box Delete) SRW W/O QXT

GMC Sierra 2500 Crew Cab diesel long box delete SRW without QXT alignment specifications

Supplemental Sierra 2500 diesel Crew Cab SRW without QXT alignment table

SIERRA (2500 and 3500 Crew Cab - Diesel) CK 2500 Long Box (8' 0") (Box Delete) SRW w/QXT

GMC Sierra 2500 Crew Cab diesel box delete SRW with QXT alignment chart

SIERRA (2500 and 3500 Crew Cab - Diesel) CK 2500 Long Box (8' 0") SRW W/O QXT

GMC Sierra 2500 Crew Cab diesel long box SRW without QXT wheel alignment data

Additional Sierra 2500 diesel long box SRW without QXT alignment reference

SIERRA (2500 and 3500 Crew Cab - Diesel) CK 2500 Long Box (8' 0") SRW w/QXT

GMC Sierra 2500 Crew Cab diesel long box SRW with QXT alignment specifications

SIERRA (2500 and 3500 Crew Cab - Diesel) CK 2500 Regular Box (6' 6") SRW W/O QXT

GMC Sierra 2500 Crew Cab diesel regular box SRW without QXT alignment chart

Supplemental Sierra 2500 diesel regular box SRW alignment values without QXT

SIERRA (2500 and 3500 Crew Cab - Diesel) CK 2500 Regular Box (6' 6") SRW w/QXT

GMC Sierra 2500 Crew Cab diesel regular box SRW with QXT alignment specifications

SIERRA (2500 and 3500 Crew Cab - Diesel) CK 3500 Cab Chassis Wheel Base 4356.1mm (171.5in) DRW All

GMC Sierra 3500 Crew Cab diesel cab chassis 171.5 inch wheelbase DRW alignment chart

Supplemental Sierra 3500 diesel cab chassis DRW alignment specification table

SIERRA (2500 and 3500 Crew Cab - Diesel) CK 3500 Long Box (8' 0") (Box Delete) DRW All

GMC Sierra 3500 Crew Cab diesel long box delete DRW alignment specifications

SIERRA (2500 and 3500 Crew Cab - Diesel) CK 3500 Long Box (8' 0") (Box Delete) SRW All

GMC Sierra 3500 Crew Cab diesel long box delete SRW wheel alignment chart

SIERRA (2500 and 3500 Crew Cab - Diesel) CK 3500 Long Box (8' 0") DRW All

GMC Sierra 3500 Crew Cab diesel long box DRW alignment specification chart

Additional Sierra 3500 diesel long box DRW wheel alignment data

SIERRA (2500 and 3500 Crew Cab - Diesel) CK 3500 Long Box (8' 0") SRW All

GMC Sierra 3500 Crew Cab diesel long box SRW alignment specifications

SIERRA (2500 and 3500 Crew Cab - Diesel) CK 3500 Regular Box (6' 6") SRW All

GMC Sierra 3500 Crew Cab diesel regular box SRW alignment chart

Supplemental Sierra 3500 diesel regular box SRW alignment table

For diesel heavy-duty Sierra applications, alignment readings should be evaluated with the truck at normal curb height and with the front suspension settled before final adjustments are made. Added equipment, altered ride height, uneven tire pressure, worn steering joints, or previous frame repair can shift the readings enough to create a pull, steering wheel offset, or abnormal tire wear. On a Buick Enclave, the same principle applies: do not treat alignment numbers as isolated data until the tires, suspension, steering linkage, and chassis mounting points have been inspected.

SIERRA (2500 and 3500 Crew Cab - Gas) CK 2500 Long Box (8' 0") (Box Delete) SRW W/O QXT

GMC Sierra 2500 Crew Cab gas long box delete SRW without QXT alignment specifications

SIERRA (2500 and 3500 Crew Cab - Gas) CK 2500 Long Box (8' 0") (Box Delete) SRW w/QXT

GMC Sierra 2500 Crew Cab gas long box delete SRW with QXT alignment chart

Additional Sierra 2500 gas box delete SRW with QXT alignment reference

SIERRA (2500 and 3500 Crew Cab - Gas) CK 2500 Long Box (8' 0") SRW W/O QXT

GMC Sierra 2500 Crew Cab gas long box SRW without QXT alignment data

SIERRA (2500 and 3500 Crew Cab - Gas) CK 2500 Long Box (8' 0") SRW w/QXT

GMC Sierra 2500 Crew Cab gas long box SRW with QXT alignment specifications

Supplemental Sierra 2500 gas long box SRW with QXT alignment values

SIERRA (2500 and 3500 Crew Cab - Gas) CK 2500 Regular Box (6' 6") SRW w/QXT

GMC Sierra 2500 Crew Cab gas regular box SRW with QXT alignment chart

SIERRA (2500 and 3500 Crew Cab - Gas) CK 2500 Regular Box (6'6") SRW W/O QXT

GMC Sierra 2500 Crew Cab gas regular box SRW without QXT alignment specifications

Additional Sierra 2500 gas regular box SRW without QXT alignment table

SIERRA (2500 and 3500 Crew Cab - Gas) CK 3500 Cab Chassis Wheel Base 4356.1mm (171.5in) DRW

GMC Sierra 3500 Crew Cab gas cab chassis 171.5 inch wheelbase DRW alignment chart

SIERRA (2500 and 3500 Crew Cab - Gas) CK 3500 Long Box (8' 0") (Box Delete) SRW All

GMC Sierra 3500 Crew Cab gas long box delete SRW alignment specifications

Supplemental Sierra 3500 gas long box delete SRW wheel alignment data

SIERRA (2500 and 3500 Crew Cab - Gas) CK 3500 Long Box (8' 0") DRW All

GMC Sierra 3500 Crew Cab gas long box DRW alignment chart

SIERRA (2500 and 3500 Crew Cab - Gas) CK 3500 Long Box (8' 0") SRW All

GMC Sierra 3500 Crew Cab gas long box SRW alignment specifications

SIERRA (2500 and 3500 Crew Cab - Gas) CK 3500 Regular Box (6' 6") SRW All

GMC Sierra 3500 Crew Cab gas regular box SRW alignment chart

Additional Sierra 3500 gas regular box SRW alignment reference table

Gas-powered heavy-duty Sierra models use their own alignment specification groups and should not be mixed with the diesel tables. The front-end weight, suspension calibration, and equipment combinations may differ, so the correct application line must be selected before comparing camber, caster, or toe. This is especially important when a vehicle has been modified for work use, fitted with non-original tires, or operated with heavy accessories that may influence ride height.

SIERRA (2500 and 3500 Extended Cab - Diesel) CK 2500 Long Box (8' 0") (Box Delete) SRW W/O QXT

GMC Sierra 2500 Extended Cab diesel long box delete SRW without QXT alignment chart

SIERRA (2500 and 3500 Extended Cab - Diesel) CK 2500 Long Box (8' 0") (Box Delete) SRW w/QXT

GMC Sierra 2500 Extended Cab diesel long box delete SRW with QXT alignment specifications

Supplemental Sierra 2500 Extended Cab diesel SRW with QXT alignment table

SIERRA (2500 and 3500 Extended Cab - Diesel) CK 2500 Long Box (8' 0") SRW W/O QXT

GMC Sierra 2500 Extended Cab diesel long box SRW without QXT wheel alignment chart

SIERRA (2500 and 3500 Extended Cab - Diesel) CK 2500 Long Box (8' 0") SRW w/QXT

GMC Sierra 2500 Extended Cab diesel long box SRW with QXT alignment data

Additional Sierra 2500 Extended Cab diesel long box SRW with QXT alignment values

SIERRA (2500 and 3500 Extended Cab - Diesel) CK 2500 Regular Box (6' 6") (Box Delete) SRW W/O QXT

GMC Sierra 2500 Extended Cab diesel regular box delete SRW without QXT alignment specifications

SIERRA (2500 and 3500 Extended Cab - Diesel) CK 2500 Regular Box (6' 6") (Box Off) SRW w/QXT

GMC Sierra 2500 Extended Cab diesel regular box off SRW with QXT alignment chart

Supplemental Sierra 2500 Extended Cab diesel regular box off alignment data

SIERRA (2500 and 3500 Extended Cab - Diesel) CK 2500 Regular Box (6' 6") SRW W/O QXT

GMC Sierra 2500 Extended Cab diesel regular box SRW without QXT alignment chart

SIERRA (2500 and 3500 Extended Cab - Diesel) CK 2500 Regular Box (6' 6") SRW w/QXT

GMC Sierra 2500 Extended Cab diesel regular box SRW with QXT alignment specifications

Additional Sierra 2500 Extended Cab diesel regular box SRW with QXT alignment reference

SIERRA (2500 and 3500 Extended Cab - Diesel) CK 3500 Long Box (8' 0") (Box Off) DRW All

GMC Sierra 3500 Extended Cab diesel long box off DRW alignment chart

SIERRA (2500 and 3500 Extended Cab - Diesel) CK 3500 Long Box (8' 0") (Box Off) SRW All

GMC Sierra 3500 Extended Cab diesel long box off SRW alignment specifications

Supplemental Sierra 3500 Extended Cab diesel SRW alignment data

SIERRA (2500 and 3500 Extended Cab - Diesel) CK 3500 Long Box (8' 0") DRW All

GMC Sierra 3500 Extended Cab diesel long box DRW alignment specifications

SIERRA (2500 and 3500 Extended Cab - Diesel) CK 3500 Long Box (8' 0") SRW All

GMC Sierra 3500 Extended Cab diesel long box SRW alignment chart

The Extended Cab diesel listings continue the same requirement for exact vehicle matching. Box delete, box off, SRW, DRW, QXT, and non-QXT applications should be treated as separate references, not interchangeable rows. When diagnosing tire wear or steering drift on a Buick Enclave, the technician should follow the same workflow: verify the configuration first, inspect the mechanical condition second, and only then compare live readings with the specification table.

SIERRA (2500 and 3500 Extended Cab - Gas) CK 2500 Long Box (8' 0") (Box Off) SRW W/O QXT

GMC Sierra 2500 Extended Cab gas long box off SRW without QXT alignment chart

Supplemental Sierra 2500 Extended Cab gas long box off SRW without QXT alignment data

SIERRA (2500 and 3500 Extended Cab - Gas) CK 2500 Long Box (8' 0") (Box Off) SRW w/QXT

GMC Sierra 2500 Extended Cab gas long box off SRW with QXT alignment specifications

SIERRA (2500 and 3500 Extended Cab - Gas) CK 2500 Long Box (8' 0") SRW W/O QXT

GMC Sierra 2500 Extended Cab gas long box SRW without QXT alignment chart

Additional Sierra 2500 Extended Cab gas long box SRW without QXT alignment reference

SIERRA (2500 and 3500 Extended Cab - Gas) CK 2500 Long Box (8' 0") SRW w/QXT

GMC Sierra 2500 Extended Cab gas long box SRW with QXT alignment specifications

SIERRA (2500 and 3500 Extended Cab - Gas) CK 2500 Regular Box (6' 6") (Box Off) SRW W/O QXT

GMC Sierra 2500 Extended Cab gas regular box off SRW without QXT alignment chart

Supplemental Sierra 2500 Extended Cab gas regular box off SRW without QXT alignment table

SIERRA (2500 and 3500 Extended Cab - Gas) CK 2500 Regular Box (6' 6") (Box Off) SRW w/QXT

GMC Sierra 2500 Extended Cab gas regular box off SRW with QXT alignment specifications

SIERRA (2500 and 3500 Extended Cab - Gas) CK 2500 Regular Box (6' 6") SRW W/O QXT

GMC Sierra 2500 Extended Cab gas regular box SRW without QXT wheel alignment chart

Use these charts as the numerical reference after confirming the exact Sierra application. Before finalizing any alignment, check tire pressure, wheel and tire condition, suspension height, steering linkage looseness, frame or crossmember damage, and evidence of previous collision repair. The alignment rack should be level, the steering wheel should be locked in the centered position during measurement, and the suspension should be settled before final readings are printed.

After adjustments are complete, tighten all related hardware according to the service procedure, recheck the measured values, and road test the vehicle when conditions allow. A final alignment printout gives the technician and owner a clear record of the before-and-after condition. For Buick Enclave wheel alignment service, this same documentation is valuable when tracking repeat tire wear concerns, steering pull complaints, or suspension repairs completed after impact damage.

Additional GMC Sierra 2500 Extended Cab gas regular box SRW without QXT alignment reference

The remaining Sierra heavy-duty alignment listings continue by separating gas and diesel applications, cab layouts, wheelbase lengths, box configurations, SRW and DRW axle arrangements, and QXT equipment. These distinctions are not cosmetic; each one can change the alignment reference that should be used on the rack. When working with Buick Enclave alignment or suspension diagnostics, use the same habit of confirming the exact vehicle configuration before comparing any live measurements to the chart.

SIERRA (2500 and 3500 Extended Cab - Gas) CK 2500 Regular Box (6' 6") SRW w/QXT

GMC Sierra 2500 Extended Cab gas regular box SRW with QXT alignment specifications

SIERRA (2500 and 3500 Extended Cab - Gas) CK 3500 Long Box (8' 0") (Box Off) DRW All

GMC Sierra 3500 Extended Cab gas long box off DRW alignment chart

Supplemental Sierra 3500 Extended Cab gas long box off DRW alignment data

SIERRA (2500 and 3500 Extended Cab - Gas) CK 3500 Long Box (8' 0") (Box Off) SRW All

GMC Sierra 3500 Extended Cab gas long box off SRW wheel alignment specifications

SIERRA (2500 and 3500 Extended Cab - Gas) CK 3500 Long Box (8' 0") DRW All

GMC Sierra 3500 Extended Cab gas long box DRW alignment chart

Additional Sierra 3500 Extended Cab gas long box DRW alignment table

SIERRA (2500 and 3500 Extended Cab - Gas) CK 3500 Long Box (8' 0") SRW All

GMC Sierra 3500 Extended Cab gas long box SRW alignment specifications

For these gas-powered Extended Cab 3500 configurations, the technician should pay close attention to whether the truck is equipped with single or dual rear wheels and whether the box is installed or removed. A chassis that has been used for commercial upfitting can sit differently from a standard pickup, so ride height, tire load rating, and added body equipment should be reviewed before final alignment correction.

SIERRA (2500 and 3500 Regular Cab - Diesel) CK 2500 Long Box (8' 0") (Box Delete) SRW W/O QXT

GMC Sierra 2500 Regular Cab diesel long box delete SRW without QXT alignment chart

Supplemental Sierra 2500 Regular Cab diesel box delete SRW without QXT alignment values

SIERRA (2500 and 3500 Regular Cab - Diesel) CK 2500 Long Box (8' 0") (Box Delete) SRW w/QXT

GMC Sierra 2500 Regular Cab diesel long box delete SRW with QXT alignment specifications

SIERRA (2500 and 3500 Regular Cab - Diesel) CK 2500 Long Box (8' 0") SRW W/O QXT

GMC Sierra 2500 Regular Cab diesel long box SRW without QXT alignment chart

SIERRA (2500 and 3500 Regular Cab - Diesel) CK 2500 Long Box (8' 0") SRW w/QXT

GMC Sierra 2500 Regular Cab diesel long box SRW with QXT alignment data

Additional Sierra 2500 Regular Cab diesel long box SRW with QXT alignment table

SIERRA (2500 and 3500 Regular Cab - Diesel) CK 3500 Cab Chassis Wheelbase 3492.5 mm (137.5 in) DRW

GMC Sierra 3500 Regular Cab diesel cab chassis 137.5 inch wheelbase DRW alignment chart

SIERRA (2500 and 3500 Regular Cab - Diesel) CK 3500 Cab Chassis Wheelbase 4124.96 mm (162.4 in) DRW

GMC Sierra 3500 Regular Cab diesel cab chassis 162.4 inch wheelbase DRW alignment specifications

Supplemental Sierra 3500 Regular Cab diesel cab chassis DRW alignment reference

SIERRA (2500 and 3500 Regular Cab - Diesel) CK 3500 Long Box (8' 0") (Box Delete) DRW All

GMC Sierra 3500 Regular Cab diesel long box delete DRW alignment chart

SIERRA (2500 and 3500 Regular Cab - Diesel) CK 3500 Long Box (8' 0") (Box Delete) SRW All

GMC Sierra 3500 Regular Cab diesel long box delete SRW alignment specifications

Additional Sierra 3500 Regular Cab diesel long box delete SRW alignment table

SIERRA (2500 and 3500 Regular Cab - Diesel) CK 3500 Long Box (8' 0") DRW W/O QXT

GMC Sierra 3500 Regular Cab diesel long box DRW without QXT alignment chart

SIERRA (2500 and 3500 Regular Cab - Diesel) CK 3500 Long Box (8' 0") SRW All

GMC Sierra 3500 Regular Cab diesel long box SRW alignment specifications

Supplemental Sierra 3500 Regular Cab diesel long box SRW alignment data

Regular Cab diesel models introduce additional wheelbase and chassis-cab combinations, so the alignment table should be matched with care. Before adjustment, inspect the steering linkage, control arms, ball joints, wheel bearings, tires, and frame reference points. On a Buick Enclave, this same pre-check helps separate a true alignment concern from tire pull, worn suspension hardware, shifted cradle position, or damage from a curb strike.

SIERRA (2500 and 3500 Regular Cab - Gas) CK 2500 Long Box (8' 0") (Box Delete) SRW W/O QXT

GMC Sierra 2500 Regular Cab gas long box delete SRW without QXT alignment specifications

SIERRA (2500 and 3500 Regular Cab - Gas) CK 2500 Long Box (8' 0") (Box Delete) SRW w/QXT

GMC Sierra 2500 Regular Cab gas long box delete SRW with QXT alignment chart

Supplemental Sierra 2500 Regular Cab gas box delete SRW with QXT alignment values

SIERRA (2500 and 3500 Regular Cab - Gas) CK 2500 Long Box (8' 0") SRW W/O QXT

GMC Sierra 2500 Regular Cab gas long box SRW without QXT alignment chart

SIERRA (2500 and 3500 Regular Cab - Gas) CK 2500 Long Box (8' 0") SRW w/QXT

GMC Sierra 2500 Regular Cab gas long box SRW with QXT alignment specifications

Additional Sierra 2500 Regular Cab gas long box SRW with QXT alignment reference

SIERRA (2500 and 3500 Regular Cab - Gas) CK 3500 Cab Chassis Wheelbase 3492.5 mm (137.5 in) DRW All

GMC Sierra 3500 Regular Cab gas cab chassis 137.5 inch wheelbase DRW alignment chart

Supplemental Sierra 3500 Regular Cab gas cab chassis DRW alignment specifications

SIERRA (2500 and 3500 Regular Cab - Gas) CK 3500 Cab Chassis Wheelbase 4124.96 mm (162.4 in) DRW All

GMC Sierra 3500 Regular Cab gas cab chassis 162.4 inch wheelbase DRW alignment data

SIERRA (2500 and 3500 Regular Cab - Gas) CK 3500 Long Box (8' 0") (Box Delete) DRW All

GMC Sierra 3500 Regular Cab gas long box delete DRW alignment chart

Additional Sierra 3500 Regular Cab gas long box delete DRW alignment table

SIERRA (2500 and 3500 Regular Cab - Gas) CK 3500 Long Box (8' 0") (Box Delete) SRW All

GMC Sierra 3500 Regular Cab gas long box delete SRW alignment specifications

SIERRA (2500 and 3500 Regular Cab - Gas) CK 3500 Long Box (8' 0") DRW All

GMC Sierra 3500 Regular Cab gas long box DRW wheel alignment chart

Supplemental Sierra 3500 Regular Cab gas long box DRW alignment data

SIERRA (2500 and 3500 Regular Cab - Gas) CK 3500 Long Box (8' 0") SRW All

GMC Sierra 3500 Regular Cab gas long box SRW alignment specifications

Gas Regular Cab applications should be checked against their own tables rather than compared with diesel versions. Engine weight, front suspension calibration, tire package, and work-body equipment can all influence alignment behavior. If the truck has uneven tire wear, a steering pull, or an off-center steering wheel, verify the mechanical condition first so the alignment reading is not masking a separate chassis or tire issue.

TERRAIN

The Terrain specifications are grouped separately from the Sierra truck listings. Confirm the VIN application before using the following values, and make sure the vehicle is at normal ride height with the tires inflated evenly before the alignment sweep is performed.

TERRAIN All models VIN L

GMC Terrain VIN L wheel alignment specification chart

Supplemental GMC Terrain VIN L alignment reference table

YUKON

The Yukon alignment charts are divided by tire size, model length, Denali package, hybrid application, and RPO code combinations. These classifications should be checked directly from the vehicle build information because a 17-inch, 18-inch, 20-inch, or 22-inch tire package may require a different reference. This approach mirrors good Buick Enclave service practice: identify the exact configuration first, then evaluate the measurements.

YUKON C/K 1500 DENALI w/ 22" Tires All RPOs

GMC Yukon 1500 Denali with 22 inch tires alignment specifications

YUKON C/K 1500 DENALI XL w/ 20" Tires All RPOs

GMC Yukon 1500 Denali XL with 20 inch tires alignment chart

Additional Yukon Denali XL 20 inch tire alignment data

YUKON C/K 1500 w/ 17" Tires w/ QAS, QAN and R4Y

GMC Yukon 1500 with 17 inch tires QAS QAN R4Y alignment specifications

YUKON C/K 1500 w/ 17" Tires w/ QGI

GMC Yukon 1500 with 17 inch tires QGI alignment chart

YUKON C/K 1500 w/ 17" Tires w/ QJP, QJM, QAN and R5C

GMC Yukon 1500 with 17 inch tires QJP QJM QAN R5C alignment data

Supplemental Yukon 1500 17 inch tire RPO alignment table

YUKON C/K 1500 w/ 18" Tires Two Mode Hybrid

GMC Yukon 1500 two mode hybrid with 18 inch tires alignment chart

YUKON C/K 1500 w/ 18" Tires w/ QXK and Y91

GMC Yukon 1500 with 18 inch tires QXK Y91 alignment specifications

Additional Yukon 1500 18 inch tire QXK Y91 alignment reference

YUKON C/K 1500 w/ 20" Tires All Models

GMC Yukon 1500 with 20 inch tires alignment specifications for all models

YUKON C/K 1500 w/ 22" Tires All Models

GMC Yukon 1500 with 22 inch tires alignment chart for all models

Supplemental Yukon 1500 22 inch tire alignment data

YUKON C/K 1500 w/ 22" Tires Two Mode Hybrid

GMC Yukon 1500 two mode hybrid with 22 inch tires alignment specifications

YUKON C/K 1500 XL w/ 17" Tires w/ QAS, QAN and R4Y

GMC Yukon 1500 XL with 17 inch tires QAS QAN R4Y alignment chart

Additional Yukon 1500 XL 17 inch tire QAS QAN R4Y alignment data

YUKON C/K 1500 XL w/ 17" Tires w/ QGI

GMC Yukon 1500 XL with 17 inch tires QGI alignment specifications

YUKON C/K 1500 XL w/ 17" Tires w/ QJP, QJM, QAN and R5C

GMC Yukon 1500 XL with 17 inch tires QJP QJM QAN R5C alignment chart

Supplemental Yukon 1500 XL 17 inch tire RPO alignment table

YUKON C/K 1500 XL w/ 18" Tires w/ QXK and Y91

GMC Yukon 1500 XL with 18 inch tires QXK Y91 alignment specifications

YUKON C/K 1500 XL w/ 20" Tires All Models

GMC Yukon 1500 XL with 20 inch tires alignment chart for all models

Additional Yukon 1500 XL 20 inch tire alignment reference

YUKON C/K 1500 XL w/ 22" Tires All Models

GMC Yukon 1500 XL with 22 inch tires alignment specifications for all models

YUKON C/K 2500 XL w/ 17" Tires All Models

GMC Yukon 2500 XL with 17 inch tires alignment chart for all models

Use the Yukon figures only after tire size, wheelbase, hybrid status, and RPO content have been confirmed. A vehicle with oversized wheels, uneven tire pressures, worn steering parts, sagging suspension, or prior collision repair may show alignment readings that cannot be corrected accurately until the underlying condition is fixed. For Buick Enclave alignment work, final readings should also be supported by a steering wheel centering check, a road test on a level surface, and a saved before-and-after printout for future tire wear or handling diagnosis.

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