October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
GMC: 1991: C3500 HD 5.7 K, Standard, NV4500/MT8
This is a LEMON manual, retrieved in 2025.
This manual is identical to the manual for the following model variants, except for possibly the "Labor Times", "Fluids", and "Tire Fitment" pages:
- C3500 HD 5.7 K, Standard, SM465/M20
- C3500 HD 6.2 J, Standard, NV4500/MT8
- C3500 HD 6.2 J, Standard, SM465/M20
- C3500 HD 7.4 N, Standard, NV4500/MT8
- C3500 HD 7.4 N, Standard, SM465/M20
Repair and Diagnosis
Repair and Diagnosis, all links on one page (may load slowly, but easier to search)
Labor Times
Download .zip for offline use