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 MANUALSCHEVROLET2008EXPRESS 2500 V8-6.6L DSL TURBOREPAIR AND DIAGNOSISSTEERING AND SUSPENSIONSTEERINGTESTING AND INSPECTIONCOMPONENT TESTS AND GENERAL DIAGNOSTICS
2008 Chevrolet Express 2500 V8-6.6L DSL Turbo
Component Tests and General Diagnostics
2008 Chevrolet Express 2500 V8-6.6L DSL TurboSECTION Component Tests and General Diagnostics
Steering Linkage Inspection
Tools Required
* J 45101 Hub and Wheel Runout Gage
* J 42640 Steering Column Anti-Rotation Pin
Left Side Steering Linkage
1. Elevate the left front of the vehicle and install suitable vehicle support maintaining contact between the right front wheel and the shop floor.
2. Position the wheels in a straight-ahead position and install the J 42640 .
3. Install a dial indicator between the outer tie rod and the steering knuckle as shown and push inward to remove the lash slowly with one hand.
4. Place the dial indicator at zero, pull outward on the tire, and note the amount of movement in the joint.
The movement should not exceed 1.0 mm (0.039 in).
5. Install the dial indicator between the outer tie rod end and the jam nut and attach the other end to the relay rod as shown and push inward on the tire to remove the lash slowly with one hand.
6. Place the dial indicator at zero, pull outward, and note the amount of movement in the joint.
The movement should not exceed 1.0 mm (0.039 in).
7. Install the dial indicator between the pitman arm and the relay rod as shown and push inward on the tire to remove the lash slowly with one hand.
8. Place the dial indicator at zero, pull outward, and note the amount of movement in the joint.
The movement should not exceed 1.0 mm (0.039 in).
Right Side Steering Linkage
1. Elevate the right front of vehicle and install a suitable vehicle support maintaining contact between the left front wheel and the shop floor.
2. Install a dial indicator between the outer tie rod and the steering knuckle as shown and push inward to remove the lash slowly with one hand.
3. Place the dial indicator at zero, pull outward, and note the amount of movement in the joint.
The movement should not exceed 1.0 mm (0.039 in).
4. Install the dial indicator between the outer tie rod end and the relay rod as shown and push inward to remove the lash slowly with one hand.
5. Place the dial indicator at zero, pull outward, and note the amount of movement in the joint.
The movement should not exceed 1.0 mm (0.039 in).
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.