This factory service and repair manual for the 1985 Chevrolet C35 returns to two engines, the 4.8L inline-six and the 5.7L V8, the 4.1L six of the previous year having dropped away. The body is the two-door cab and chassis and the trim is Base, so there is no equipment variation to trace through the wiring diagrams. What is left is mechanical: engine, driveline, brake, steering and frame work, each with its own procedures, specifications and torque values.
Engines covered
- 4.8L inline-six (292 cu in) — OHV, naturally aspirated, gasoline
- 5.7L V8 (350 cu in) — OHV, naturally aspirated, gasoline
Body styles covered
- 2-door cab & chassis
Trims covered
- Base
Known issues on the 1985 C35. The federal record is clean for this year, showing neither recalls nor owner complaints. That makes the manual's diagnostic material the reason to have it: how to test compression and oil pressure on either engine, how to set ignition timing and check fuel delivery, how to measure brake friction material and drums or rotors against specification, how to inspect the steering linkage for play, and how to trace a charging or lighting fault through the truck's harness.
