2002 Oldsmobile Alero Q&A
2002 Oldsmobile Alero Question: engine squeaking
Unlikely. Could be insufficient tension on the belt, could be a contaminated belt, or failing tensioner or idler bearing. Does the noise get if air conditioning or steering is turned sharply? - patrick mannion
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. Our technicians tell ...