Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Installation Procedure
2009 Pontiac G8 BaseSECTION Installation Procedure
- Install the front control arm (3) to the subframe (2).
- Install the NEW front control arm to subframe retaining bolt (1).
- Install the front control arm (1) to the steering knuckle (3).
- Install the NEW control arm to steering knuckle retaining nut (2).
Tighten:
- First Pass: Tighten the nut to 40 N.m (30 lb ft)
- Final Pass: Tighten the nut an additional 60 degrees using E7115 .
- Install the front wheel. Refer to Tire and Wheel Removal and Installation .
- Lower the vehicle.
- Bounce the vehicle several times to settle the suspension.
- Check and adjust the wheel alignment. Refer to Wheel Alignment Measurement .
- Tighten the NEW control arm to subframe retaining bolt (1).
Tighten:
- First Pass: Tighten the nut to 50 N.m (30 lb ft).
- Final Pass: Tighten the nut an additional 120 degrees using E7115
NOTE:
The NEW front control arm to subframe retaining bolt (1) must not be fully tightened at this stage.
CAUTION:
Refer to Fastener Caution
.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.