Contents Wiring diagrams Section: Suspension Front All sections

Front Suspension System: Specifications Buick LaCrosse II facelift

Suspension Front 2 illustrations

Fastener Tightening Specifications

ApplicationSpecification
MetricEnglish
Front Lower Control Arm Rear Bushing Bolt (GNA, GNB) (1)
First Pass55 N.m41 lb ft
Final PassPlus 100 Degrees
Front Lower Control Arm Front Bolt (GNA, GNB) (1)
First Pass100 N.m74 lb ft
Final PassPlus 90 Degrees
Front Lower Control Arm Rear Bolt (GNA, GNB) (1)
First Pass100 N.m74 lb ft
Final PassPlus 90 Degrees
Front Suspension Strut Mount Nut (GNA, GNB)55 N.m41 lb ft
Front Suspension Strut Nut (GNA, GNB)70 N.m52 lb ft
Front Suspension Strut Yoke Nut (GNB)
First Pass45 N.m33 lb ft
Final PassPlus 45 Degrees
Front Wheel Bearing and Hub Assembly Bolt (GNA) (1)
First Pass100 N.m74 lb ft
Final PassPlus 75 Degrees
Front Wheel Bearing and Hub Assembly Bolt (GNB) (1)
First Pass100 N.m74 lb ft
Final PassPlus 60 Degrees
Stabilizer Shaft Insulator Clamp Bolt (GNA, GNB) (1)
First Pass22 N.m16 lb ft
Final PassPlus 30 Degrees
Stabilizer Shaft Link Nut65 N.m48 lb ft
Steering Knuckle Camber Adjust Nut (Lower Nut) (GNB)
First Pass115 N.m85 lb ft
Final PassPlus 45 Degrees
Steering Knuckle Camber Adjust Nut (Upper Nut) (GNB)
First Pass70 N.m52 lb ft
Final PassPlus 60 Degrees
Steering Knuckle King Pin Bushing Nut (GNB)70 N.m52 lb ft
Steering Knuckle Nut (at Lower Control Arm) (GNA)
First Pass50 N.m37 lb ft
Second PassLoosen 120 degrees
Third Pass50 N.m37 lb ft
Final PassPlus 45 Degrees
Steering Knuckle Nut (at Lower Control Arm) (GNB)
First Pass115 N.m85 lb ft
Final PassPlus 120 Degrees
Steering Knuckle Nut (at Steering Knuckle Upper Ball Stud) (GNB)
First Pass45 N.m33 lb ft
Final PassPlus 45 Degrees
Steering Knuckle Nut (at Strut Assembly) (GNA)
First Pass85 N.m63 lb ft
Final PassPlus 60 Degrees
1. Use a NEW Fastener.

Fastener Tightening Specifications

Scheme 5

Scheme 5: Stabilizer Shaft Replacement
CalloutComponent Name
Preliminary Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation . Disconnect the stabilizer shaft links from the stabilizer shaft. Refer to Stabilizer Shaft Link Replacement . If equipped with AWD, remove the propeller shaft. Refer to Propeller Shaft Replacement . Lower the rear of the drivetrain and front suspension frame to gain enough clearance to remove the stabilizer shaft. Refer to Drivetrain and Front Suspension Frame Replacement .
1Stabilizer Shaft Insulator Clamp Bolt (Qty: 4) CAUTION: Refer to Fastener Caution . CAUTION: This vehicle is equipped with torque-to-yield or single use fasteners. Install a NEW torque-to-yield or single use fastener when installing this component. Failure to replace the torque-to-yield or single use fastener could cause damage to the vehicle or component. Procedure Remove and discard the bolts. DO NOT reuse, replace with NEW only. Tighten 22 N.m (16 lb ft) + 30 degrees
2Stabilizer Shaft
CAUTION
Refer to Fastener Caution .
CAUTION
This vehicle is equipped with torque-to-yield or single use fasteners. Install a NEW torque-to-yield or single use fastener when installing this component. Failure to replace the torque-to-yield or single use fastener could cause damage to the vehicle or component.

Stabilizer Shaft Replacement

Scheme 6

Scheme 6: Stabilizer Shaft Link Replacement
CalloutComponent Name
Preliminary Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation . Disconnect any harnesses or retainers secured to the stabilizer shaft link. Note any attaching points to aid in installation.
1Stabilizer Shaft Link Nut (Qty: 2) CAUTION: Refer to Fastener Caution . Tighten 65 N.m (48 lb ft)
2Stabilizer Shaft Link
CAUTION
Refer to Fastener Caution .

Stabilizer Shaft Link Replacement