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.
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HOMESERVICE MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 343 (REAR SUSPENSION)REPAIR INSTRUCTIONSREAR AXLE UPPER CONTROL ARM REPLACEMENTREMOVAL
1999 GMC Forward Control 5.7 R, Automatic
Rear Axle Upper Control Arm Replacement: Removal
1999 GMC Forward Control 5.7 R, AutomaticSECTION Removal
WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
- Raise and support the vehicle. Refer to LIFTING AND JACKING THE VEHICLE .
- Remove the trailing arm bracket to body bolts.
- If applicable, remove the ABS brake harness from the upper control arm.
- Remove the upper control arm to knuckle nut and bolt. See Figure.
- Remove the upper control arm to support nut and bolt.
- Remove the upper control arm.
RENDER: 1.0x
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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.