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 1998 Pontiac Grand Am Gt with a 3.1 Liter V6 came in with a surging idle and service engine soon light on. I checked codes and found a code P0171 stored for Fuel Trim System Lean. Sounds like a vacuum leak to me. I tested with propane and found that by adding fuel near … Continue reading “1998 Pontiac Grand AM GT, P0171”
This is a simple straight forward job but a lot of people are asking for this type of information so here goes. To change the headlight bulbs on a 1999 Pontiac Sunfire. First remove the cover by pulling the center push pins up in order to release the retaining pins. After the cover is out … Continue reading “Changing The Headlight Bulbs On A 1999 Pontiac Sunfire.”
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”
2001 Pontiac Grand Am with 2.4 liter engine was brought in with the SES light on and a complaint of tip in acceleration problem and rough idle. The codes that were stored were P0105 for a MAP sensor malfunction, P0172 for a system rich fault and P0300 for a general misfire fault. I opened the … Continue reading “2001 Pontiac Grand Am, Codes P0105, P0172 and P0300”
A customer friend called and asked if I knew a trick to changing the serpentine belt on his car. I told him to bring it by and we would look at it. The belt is inter weaved with the front engine mount and we found it requires removal of a spacer . The spacer is … Continue reading “1999 Pontiac Bonneville, Changing The Serpentine Belt”
Customer stated that he has installed two fuel pump assemblies within a few days and fuel pump fuse continues to blow. Removed the fuel pump fuse and relay and replaced with fused jumper wires that have manual reset circuit breakers install. This allowed testing without having to constantly having to cycle the key for fuel … Continue reading “1999 Pontiac Montana Fuel Pump Fuse Blows”