This 2002 Pontiac Grand Prix came in with a faulty coolant level sensor. The radiator was full of coolant, the light was on and it would go off when the sensor is disconnected. The sensor is in a pretty difficult place to access for replacement but there is a trick. The sensor is the grey … Continue reading “2002 Pontiac Grand Prix, Changing The Low Coolant Sensor”
This 2002 Pontiac Grand Prix had already been diagnosed with a faulty ignition switch. The faulty switch was not allowing the blower motor to operate properly. Click here to view that post. Now on to changing the ignition switch. Disconnect the battery. The first step is to remove the lower trim panel under the steering … Continue reading “2002 Pontiac Grand Prix, Changing The Ignition Switch”
This 2002 Pontiac Grand Prix GT came in with the complaint that the blower would not work on the lower speeds and that the high blower would work most of the time. A quick inspection of the system also found that when the blower did work on high speed it would have a delayed turn … Continue reading “2002 Pontiac Grand Prix Blower Inoperative, Erratic”
This 2004 Pontiac Grand Prix had come in with the complain of no blower operation and this is a supplement to that repair The cabin air filter is located under the hood on the passenger side of the car. It is a little bit easier to do if you do this first. With the hood … Continue reading “2004 Pontiac Grand Prix, Changing The Cabin Air Filter”
This 2004 Pontiac Grand Prix came in with a complaint that the blower had stopped working and the customer saw smoke from under the passenger side of the dash. Inspection at the under hood fuse box found a blown 30 amp fuse. I replaced the fuse. The new fuse is the square pink fuse second … Continue reading “2004 Pontiac Grand Prix, No Blower”
This 1999 Pontiac Grand Prix came in with the Service Engine Soon Light on (SES) and a code P0125. The code refers to an engine coolant temperature excessive time to enter closed loop fuel control fault. Simply put the engine did not come up to operating temperature as quick as the computer thought it should. … Continue reading “1999 Pontiac Grand Prix Code P0125”