2009 GMC C4500 Topkick Service and Repair Manual
This factory service and repair manual for the 2009 GMC C4500 Topkick documents three chassis forms — a two-door conventional cab and chassis, a crew cab and chassis and a cutaway — offered under six model codes and powered by either the turbocharged 6.6L diesel V8 or the naturally aspirated 8.1L gasoline V8. The two engines have almost no service procedures in common, so the manual treats them separately and then covers the driveline, brakes, steering, suspension, frame, cab and electrical systems that they share.
Engines covered
- 6.6L V8 (403 cu in) — OHV, turbocharged, diesel
- 8.1L V8 (496 cu in) — OHV, naturally aspirated, gasoline
Body styles covered
- 2-door cab & chassis, conventional
- Cab & chassis, crew cab
- Cutaway
Trims covered
- C4C042
- C4C044
- C4E042
- C4E044
- C4U042
- C4V042
Known issues on the 2009 C4500 Topkick. Neither NHTSA's recall list nor its complaint database shows anything against this model year, so the federal record is clean. For a medium-duty truck that is a genuinely useful thing to know, and it leaves the manual to serve as the reference it was written to be. Engine coverage runs separately for the 6.6L diesel and the 8.1L gasoline V8, and the transmission, axles, brake system, steering, suspension, frame, cab and electrical circuits each come with procedures, specifications, torque values, wiring diagrams and diagnostics.
