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 MANUALSCHEVROLET1988S10/T10 BLAZER 4WD L4-151 2.5LREPAIR AND DIAGNOSISCRUISE CONTROLCRUISE CONTROL SERVO CABLEADJUSTMENTS
1988 Chevrolet S10/T10 Blazer 4WD L4-151 2.5L
Cruise Control Servo Cable: Adjustments
1988 Chevrolet S10/T10 Blazer 4WD L4-151 2.5LSECTION Adjustments
1. Ensure throttle is completely closed and ignition is off.
2. On Astro, Safari, S-10 and S-15 models, adjust servo cable/linkage to 0.15-0.39 inch clearance at throttle stud.
3. On R/V & G models with gasoline engine, adjust servo linkage to 0.0197-0.0394 inch clearance at throttle stud.
4. On R/V models with diesel engine, adjust servo linkage to .0393 inch clearance at center of linkage.
5. On G models with diesel engines, use third ball on servo chain. Adjust cable jam nuts until cable sleeve at throttle lever is tight, without holding throttle open.
6. On Lumina APV, Silhouette and Trans Sport, pull servo end of cable assembly towards servo as far as possible without moving throttle, then connect cable to closest hole in servo without moving throttle.
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.