1990 Pontiac Grand Am Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1990 Pontiac Grand Am
1990 Pontiac Grand Am Problems
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 us that operating the engine with a coolant/oil mix can result in internal engine damage. Replacing the intake manifold gasket should correct these leaks.
1990 Pontiac Grand Am Questions
my car will start but only stay running for a few seconds. on start up fuel injector shoots fuel once running injector does not work. i replaced oil sending unit and even the ecm and still the same results i also pulled the injector out and cranked engine fuel flows consistantly through. if i pou...
sensor but still have driveability trouble.