Table 1 shows six common engine and engine cooling related problems of the 1997 Oldsmobile 88. The number one most common problem is related to the manifold/header/muffler/tail pipe (14 problems). The second most common problem is related to the gasoline engine (twelve problems).
Upper intake manifold failure( plastic part) on highway . Engine overheated from coolant leaking inside engine for the 3rd time . First leak coolant outside engine. 2nd time bad oil leak. 3rd time this. Read details...
I have a problem with the plentium being made of plastic. To put plastic in the engine, this car is only 5 years old. And has had excellant care. The plentium wears out dumping engine collant into combustion chambers. And contaminates the entire engine with water and coolant. Read details...
Misfiring, backfiring, stalling and coolant leaks due to leaking plastic intake manifold and gaskets. Dealer claims to have found no problems in sept. 2000. Kept having problems. Took to another repair shop and upper intake gasket was replaced, failed 2 weeks later and was replaced again. Read details...