This factory service and repair manual for the 1993 GMC W5500 Forward has one engine to describe and describes it thoroughly: the turbocharged 6.5L inline-six, 396 cubic inches, diesel. The truck is listed in a single low tilt straight truck configuration and under a single trim code, W5R042. With no variant engines or trim-specific hardware to disambiguate, the book reads as one continuous set of procedures, specifications, torque values, wiring diagrams and diagnostics for that one truck.
Engines covered
- 6.5L inline-six (396 cu in) — turbocharged, diesel
Body styles covered
- Straight truck, low tilt
Trims covered
- W5R042
Known issues on the 1993 W5500 Forward. No recall has been issued for the 1993 W5500 Forward, and no owner has lodged a complaint about it with NHTSA, so the federal record is empty in both columns. The manual's usefulness therefore rests on its ordinary content, which follows the turbocharged 396 cubic inch diesel and the W5R042 chassis through diagnosis, adjustment and reassembly with the published specifications and torque values stated at each step.
