One problem related to engine cooling system has been reported for the 1999 Chevrolet Express. The most recently reported issues are listed below.
Driver said van was running rough and white smoke came out of the tail pipe. Took vehicle to mechanic. Mechanic stated antifreeze was leaking into the manifold. Three head bolts on driver's side was loose. This allowed anti freeze to leak into the no. 1 cylinder. It was caught early enough so that the head was not damaged. It has to be removed, checked for cracks and re-installed with new gaskets for $1100. 00 dollars.
| Gasoline Engine problems | |
| Catalytic Convertor problems | |
| Engine Cooling System problems | |
| Engine problems |