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.
Pre-Measurement Checks
Inflate tires to proper air pressure. Specifications can be found on door pillar or in glove box. Cargo compartment must by empty. Fuel tank should be full. Bounce vehicle up and down to normalize ride height.
Most General Motors vehicles ride height specifications are checked after front end alignment is completed. Specification is given as "Axle Gap" in wheel alignment specifications. Axle gap measurement points are shown. See Figure, Figure and Figure.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
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