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 MANUALSCHEVROLET1985ASTRO VAN PASSENGER, 2.5 E, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)TRANSMISSIONCLUTCHESTESTING & DIAGNOSISCLUTCH RELEASE
1985 Chevrolet Astro Van Passenger, 2.5 E, Automatic
Clutch Release
1985 Chevrolet Astro Van Passenger, 2.5 E, AutomaticSECTION Clutch Release
- Start engine and put brakes on. Depress clutch pedal until it is about 1/2" (12.7 mm) from floor mat. Shift back and forth between 1st and Reverse. If shifts are smooth, clutch is working properly. If shifts are not smooth, clutch is not releasing fully.
- Check pedal bushings for sticking or excessive wear. Check clutch fork is properly installed on ball stud in bellhousing. Fork can pull off ball stud if not properly lubricated. Check slave cylinder and pedal travel. Measure slave cylinder travel at clutch fork.
- On Astro & Safari minimum travel should be .832" (21.13 mm) for slave cylinder. Clutch pedal should have about 6" (152.4 mm) of travel for these models.
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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.