1990 Chevrolet V2500 Suburban Service and Repair Manual

This factory service and repair manual for the 1990 Chevrolet V2500 Suburban has three engines to cover and does not merge them: a 7.4L OHV V8 of 454 cubic inches and a 5.7L OHV V8 of 350 cubic inches, both naturally aspirated on gasoline, and a naturally aspirated 6.2L OHV V8 of 379 cubic inches on diesel. The body is the four-door sport utility, in Scottsdale and Silverado trim. Cooling, fuel, ignition and torque data are engine-specific and are presented that way.

Engines covered

• 7.4L V8 (454 cu in) — OHV, naturally aspirated, gasoline
• 6.2L V8 (379 cu in) — OHV, naturally aspirated, diesel
• 5.7L V8 (350 cu in) — OHV, naturally aspirated, gasoline

Body styles covered

• 4-door sport utility

Trims covered

• Scottsdale
• Silverado

Known issues on the 1990 V2500 Suburban. The manual is written for the work a truck of this weight needs: engine overhaul specifications for all three V8s, clutch and automatic transmission service, transfer case and differential repair, hub, bearing and steering linkage adjustment, brake hydraulic and friction data, and the wiring diagrams and diagnostic sequences for the charging, starting and accessory circuits.