General Motors — Engine Removal & Installation ("S" Series)
Repair & overhaul
From a General Motors service manual — check it applies to your exact model before use.
Before you start
- Minimal clearance exists between oil pump pick-up tube and bottom of oil pan. DO NOT place jack under oil pan, crankshaft pulley or any sheet metal when lifting engine.
Procedure
- Release fuel system pressure. Disconnect battery. Remove hood. Drain cooling system.
- Disconnect upper radiator hose, overflow hose, fan shroud, transmission fluid lines and oil cooler lines. Remove radiator, fan, heater hoses, air cleaner.
- Disconnect fuel lines, electrical connectors, vacuum hoses, coolant hoses, control cables. Remove distributor cap. Raise vehicle. Disconnect exhaust. Remove strut rods and flywheel cover.
- Remove torque converter bolts. Remove converter shield and hanger. Remove air dam bolts. Remove left body mount bolts, raise body, remove bellhousing bolts, lower body.
- Remove motor mount through-bolts. Lower vehicle. Remove A/C compressor and power steering pump aside. Attach hoist. Support transmission. Remove engine. Install reverse.
Tools required
- engine hoist Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Source: General Motors service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.