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 MANUALSCHEVROLET2001CHEVY EXPRESS G3500, VAN PASSENGER EXTENDED, 6.5 FREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 12 (HVAC SYSTEMS - AUTOMATIC)REMOVAL & INSTALLATIONCOMPRESSORREMOVAL & INSTALLATION (3.5L ENGINE)
2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 F
Removal & Installation (3.5L Engine)
2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 FSECTION Removal & Installation (3.5L Engine)
WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
- Discharge A/C system, using approved refrigerant recovery/recycling equipment. Disconnect negative battery cable. Remove drive belt. Raise and support vehicle. Remove right front wheel. Remove 13 fasteners and remove front air deflector. See Figure. Remove 5 retainers for right front inner fender panel. Support front of engine cradle with a floor jack. Remove right front engine cradle bolt and lower cradle. Remove drive belt idler pulley.
- Disconnect suction and discharge hoses from Compressor. Remove generator mounting bolts and position generator out of way. Disconnect harness connector from compressor. Remove 2 upper compressor mounting bolts. Position generator and temporarily install idler pulley to hold generator out of the way. Loosen rear Compressor mounting nut and remove front mounting nut. Remove Compressor from engine block. Rotate compressor to allow Compressor to exit through wheelwell opening and remove compressor from vehicle. See Fig 1.
- Measure amount of oil drained from Compressor. Fill replacement compressor with 2.7 ounces of oil. If amount drained is more than amount specified, add amount drained. Reverse removal procedure and recharge A/C system. See TORQUE SPECIFICATIONS .
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.