Pontiac Problem Reports

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idles rough and when driving has no power

Leaking fuel at the fuel module return. Told I have to replace entire fuel pump. $920.00

first,speed odm stop working now when head lights are turned on they start to dim at the same time the dash lights dim and all the warning lights come on, the temp and fuel gages stop working. Daylight driving only the temp gage will show 195* if I turn engine off for short time gage will not work properly. Speed odm stays all the way to the right.

When I turn on the ac it blows hot when i turn on the heat it blows cold

A/C cool on passenger but warm on driver. Car has dual climate control. This problem occurred recently so I went online to find some solution. Everyone said it was the mix air damper control not opening completely. After standing on my head for 2 hours working under the dash I found all the motors were operating just fine. So I sat and stared and scratched my head. With the engine running and hood up and a/c on I found the problem.
Just a br...

An ignition coil may fail causing one of the cylinders to misfire. Each of the two banks of cylinders has its own coil assembly. If one ignition coil fails the coil assembly for the corresponding cylinder bank must be replaced.

The mass air flow or crankshaft position sensor may fail causing the engine to intermittently stall. It may be necessary for the engine to cool down before it will restart.

The mass air flow or crankshaft position sensor may fail causing the engine to intermittently stall. It may be necessary for the engine to cool down before it will restart.

The ignition coil housing may fail causing an engine misfire on one or more cylinders.

The ignition coil housing may fail causing an engine misfire on one or more cylinders.

The ignition module or crankshaft position sensor may fail causing the engine to die and not restart. Diagnoses will be necessary to determine if the module or crank sensor is causing the no start condition.

It is not uncommon for the power steering rack to develop a fluid leak requiring replacement of the rack assembly. Loss of power steering fluid may also cause an abnormal noise and damage to the power steering pump.

The mass air flow or crankshaft position sensor may fail causing the engine to stall intermittently. Proper diagnoses will be necessary to determine the cause of any stalling condition.

The steering rack may fail causing a loss of power steering fluid as a result the steering may become hard to turn.