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1994 Pontiac Trans Sport 3.8L Poor Fuel Economy, MIL Lamp on
Hello had this van come in for no AC operation and a tune up. MIL lamp stays on but engine seems to run fine and confirmed no AC operation. AC system has no fluid and scanned system for codes. Both quad driver codes present before I get into this tomorrow has ...
FIX posted 8/15/2001
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GMDU06L2R |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | US FED |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 1640 | qdm 1 |
| 1670 | qdm 2 |
Message Closed w/FIX
Vehicle Data
1994 Pontiac Trans Sport
| VIN | 1GMDU06L2R |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | US FED |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 1640 | qdm 1 |
| 1670 | qdm 2 |
Video