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1989 Pontiac Grand Prix 2.8L Poor Fuel Economy, MIL Lamp on
COOLANT SENSOR READS -39 DEGREES. TRIED NEW COMPUTER, NEW PROM, NEW SENSOR AND NEW CONNECTOR. RESISTANCE FROM SENSOR CONNECTOR 5 VOLT TO COMPUTER IS .03 OMH. RESISTANCE FROM SENSOR CONNECTOR GROUND TO ENGINE BLOCK IS .03 OMH. STILL READS -39 DEGREES ON DATA ST...
FIX posted 9/15/2000
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Message Closed w/FIX
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| VIN | 1G2WP14W9K |
| Engine | 2.8 L / 6 cyl |
| Emissions | OBD1 |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 15 | coolant sensor low |
Message Closed w/FIX
Vehicle Data
1989 Pontiac Grand Prix
| VIN | 1G2WP14W9K |
| Engine | 2.8 L / 6 cyl |
| Emissions | OBD1 |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 15 | coolant sensor low |
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