1993 GMC K1500 Suburban Service and Repair Manual
This factory service and repair manual for the 1993 GMC K1500 Suburban applies to the 4-door sport utility in Base and SLE trim, with the naturally aspirated 5.7L overhead-valve gasoline V8 as the only engine. That single powertrain runs through the book as a constant, so the engine, fuel and cooling procedures apply to every truck it covers, while the transmission, axle, steering, brake, climate, electrical and body sections carry the specifications, torque values, wiring diagrams and diagnostics needed for the rest of the vehicle.
Engines covered
- 5.7L V8 (350 cu in) — OHV, naturally aspirated, gasoline
Body styles covered
- 4-door sport utility
Trims covered
- Base
- SLE
Known issues on the 1993 K1500 Suburban. Two recalls are on this year's record, and both end in fire. Replacement oil filters with inadequate sealing can drain a running engine of oil. Transmission fluid can be forced out of the vent tube when heat builds beyond what was anticipated, and vented fluid burns readily. Twelve owner complaints are logged with NHTSA, with two each on the seats, visibility and the service brakes. Seat frame and anchorage work, wiper service, and brake hydraulic and friction procedures with their torque values are all documented here.
