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 MANUALSCHEVROLET1987CHEVY VAN G20, 6.2 C, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE MECHANICALMECHANICALENGINE REMOVAL - V6REMOVAL & INSTALLATION2.8L4WD MODELS WITH AUTOMATIC TRANSMISSION
1987 Chevrolet Chevy Van G20, 6.2 C, Automatic
4WD Models With Automatic Transmission
1987 Chevrolet Chevy Van G20, 6.2 C, AutomaticSECTION 4WD Models With Automatic Transmission
- Remove hood. Disconnect battery and underhood light. Raise vehicle. On Blazer models, remove body mounts. On chassis cab models, loosen and remove two front body mounts. On all models, remove front air dam end bolts.
- Raise body above frame and remove top transmission-to-engine bolts. Lower body to frame. Remove remaining transmission-to-engine bolts. Unbolt and remove No. 2 crossmember. Disconnect exhaust pipe at manifolds. Disconnect converter hanger.
- Remove front drive shaft at differential and bellhousing cover. Unclip automatic transmission cooler lines at engine. Remove motor mount bolts and flex plate-to-converter bolts. Remove front splash shield and lower fan shroud. Lower vehicle.
- Drain cooling system. Remove upper fan shroud and radiator hoses. Disconnect automatic transmission cooler lines at radiator. Remove radiator, fan, and air cleaner. Remove A/C compressor and power steering pump from engine and set aside (if equipped).
- Disconnect fuel lines and hoses. Disconnect vacuum and emission hoses from engine. Disconnect accelerator, throttle valve, and cruise control cables (as equipped). Disconnect engine wiring harness at firewall.
- Disconnect heater hoses at engine. Disconnect any remaining wiring from engine. Attach hoist to engine and support transmission securely. Remove engine from vehicle.
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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.