1994 Pontiac Grand Prix SE 3.4L MIL Lamp on
Trying to make the peices of this puzzle fit. Customer states these 2 symtoms appeared on the same day. 1)Intermittant MIL (1640) WARM engine only. Poor driveability COLD (cts below 40f) engine only. These symtoms don't happen at the same time. Start cold, poo...
FIX posted 3/1/2005
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Message Closed w/FIX
Vehicle Data1994 Pontiac Grand Prix SE
Trouble Codes
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Message Closed w/FIX
Vehicle Data
1994 Pontiac Grand Prix SE
VIN | 1G2WJ12X6R |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Symptoms | MIL Lamp On |
Occurs | Not Applicable |
Trouble Codes
1640 | quad driver a |