On c and k models, feed and or return fuel lines can contact the automatic transmission shift linkage cordon shaft. In addition, on k models lines may also contact front propshaft. In either case the fuel lines could be damaged resulting in a fuel leak.
Fuel system
GMC C20 Fuel System problems by year
0 complaints filed with NHTSA about the GMC C20's fuel system. Fuel pumps, leaks, injectors, fuel smells, gauges and stalling caused by fuel delivery.
Fuel System complaints by model year
| Year | Fuel System complaints | Crashes | Injuries | Recalls |
|---|---|---|---|---|
| 1990 | 0 | 0 | 0 | 1 |
Fuel System recalls
Latest C20 fuel system complaints
No complaints in this area yet.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked daily. Complaints are owners' own reports and are not verified. How we use the data