
1998 Pontiac Grand Prix GTP 3.8L Misfire, MIL Lamp on
I would just like to say thankyou in advance. I need some help before I get involved in this car. The car belongs to my week old wifes sister. Code P1629 is not one that I am to familar with; I think that it has something to do with the ingition switch. Code P...
FIX posted 5/12/2005
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Message Closed w/FIX
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VIN | 1G2WP5218W |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Misfire, MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P0300 | Multiple Misfire Detected |
P1629 | TCM Internal Supply Voltage / Watchdog |
P1646 | Hydraulic Cooling Fan Control Circuit Low |
Message Closed w/FIX
Vehicle Data
1998 Pontiac Grand Prix GTP
VIN | 1G2WP5218W |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Misfire, MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P0300 | Multiple Misfire Detected |
P1629 | TCM Internal Supply Voltage / Watchdog |
P1646 | Hydraulic Cooling Fan Control Circuit Low |