Three problems related to engine cooling system have been reported for the 1996 GMC Sierra. The most recently reported issues are listed below.
Vehicle leaks anti-freeze from vicinity of upper intake manifold. Chronic problem. Occurs after vehicle has set for 3-5 hours after running. Does not appear to be leaking into crankcase. Had system pressure tested. Told to monitor to see if it is getting into oil. Leaks about 1-2 tablespoons per shut down. Enough to be noticeable.
Blower motor noise.
Cooler line connection failed.
| Gasoline Engine problems | |
| Engine Cooling System problems | |
| Engine Oil Leaking problems | |
| Engine Exhaust System problems | |
| Engine problems | |
| Car Stall problems |