Table 1 shows 17 common engine and engine cooling related problems of the 1998 Buick Park Avenue. The number one most common problem is related to the manifold/header/muffler/tail pipe (37 problems). The second most common problem is related to the gasoline engine (19 problems).
Loss of coolant internally to combustion/compression chambers, hydro locked engine, thick smoke from engine exhaust, coolant mixing into oil, unstable temperature requiring vehicle stoppage to avoid overheating/fire, car will not run. Intake manifold failure and head gasket damage. Read details...
Consumer states the motor "locked up" while driving at highway speeds. Mechanic diagnosed that antifreeze is leaking into engine cylinders. Ts Read details...
Car overheated, engine began to run rough,I put it in neutral and coasted to a stop off of the roadway, engine locked up. Had it towed to Buick shop, was told that coolant had gotten into the engine. Needed to replace upper and lower intake manifolds and gaskets, valve cover gaskets, spark plugs Read details...