1990 Pontiac Grand Am Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1990 Pontiac Grand Am

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1990 Pontiac Grand Am Problems

Oil-soaked spark plug wire rubber boots can cause misfire or rough idle

The spark plug wire rubber boots may get soaked with oil, causing a misfire or rough idle.

Inspect transmission/fluid every 30,000 miles

You may be able to prevent transmission problems by servicing the transmission and inspecting the fluid every 30,000 miles. If the fluid is dark or burned then the transmission system should be completely flushed.

Intake Manifold Gasket May Leak Coolant or Engine Oil

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.

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1990 Pontiac Grand Am Questions

Why isn't my AC Blowing cold air? (2 answers)

I just had my heater core replaced because my car was leaking coolant from hose underneath towards passenger side. Although my heat was working great. Now that it's summer I'm finding out that my AC is not blowing cold air

Car cranks but won't start,replaced fuel pump,fuel spray,fuel filter (2 answers)

Car cranks but won't start replaced fuel pump,fuel spray,fuel filter,crank sensor,

I do not have power windows. my crank is frozen. (1 answer)

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