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 MANUALSCHEVROLET1989V 20 P/U 4WD V8-350 5.7LREPAIR AND DIAGNOSISCRUISE CONTROLADJUSTMENTS
1989 Chevrolet V 20 P/U 4WD V8-350 5.7L
Cruise Control: Adjustments
1989 Chevrolet V 20 P/U 4WD V8-350 5.7LSECTION Adjustments
There is no provision for engagement-cruising speed zeroing. If cruising speed is too high or low, check vacuum hoses for improper routing, restrictions or leaks and servo linkage for proper adjustment. If cruising speed remains too high or low, replace the electronic controller.
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.