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 MANUALSGMC1992JIMMY BASE, 2D UTILITY, 4.3 Z, 4WD, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)HEATING, VENTILATION & A/C (HVAC)GENERAL SERVICINGA/C COMPRESSOR OVERHAULNIPPONDENSO 10PA20 10-CYLCLUTCH ASSEMBLYINSTALLATION
1992 GMC Jimmy Base, 2D Utility, 4.3 Z, 4WD, Standard
Clutch Assembly: Installation
1992 GMC Jimmy Base, 2D Utility, 4.3 Z, 4WD, StandardSECTION Installation
- Install clutch coil so pin in back of coil aligns with hole in front housing. Install snap ring.
- Install pulley assembly and snap ring. Install clutch plate and shims. Tighten compressor shaft bolt to 10 ft. lbs. (14 N.m). DO NOT use air tools to tighten bolt.
- Using feeler gauge, measure air gap between clutch plate and pulley surface in 3 areas. Proper clearance is .004-.008" (.10-.20 mm). Adjust shim thickness to obtain correct clearance.
- Once compressor shaft bolt is tightened, recheck clearance between clutch plate and pulley surface in 4 places. Readjust clearance if necessary.
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.