The intake manifold gasket may develop and external engine oil or coolant leak. In some cases, an internal coolant leak may occur causing coolant to mix with the engine oil. Running the engine with a coolant/oil mix may result in engine damage. Replacing the intake manifold gasket should correct this issue.
Resources for the Repair and Maintenance of your 1997 Chevrolet G Series Van (G20)
1997 Chevrolet G Series Van (G20)
1997 Chevrolet G Series Van (G20) Problems
A coolant leak may develop from the water pump. This can result in an engine overheating condition. A leaking water pump will require replacement.
Our technicians recommend flushing the brake fluid every 60,000 miles. Brake fluid that is dirty may cause problems in the brake system.
The fuel pump may fail causing the engine to stall and not restart. Our technicians recommend replacing the fuel filter every 30,000 miles to help prevent undue strain on the fuel pump.
Our technicians highly recommend that the transmission is serviced every 30,000 miles to avoid problems and maintain optimal operating order.
1997 Chevrolet G Series Van (G20) Recalls (Recent)
1997 Chevrolet G Series Van (G20) Questions and Answers
only coode is a p0143, van started running like this after belt tensioner broke and lost power fixed the belt tensioner and sinse then van runs bad. i have good fuel pressure and it is holding, als...
there is no spark or no fule getting to enfine i checkedf the fule