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1986 Pontiac grand am 3.0L Excessive Emissions, Surge, Stall
This one is wierd. car runs okay during warm up. switches to closed loop ok. after about ten to fifteen minutes of running o2 sensor goes to full rich and starts to surge and dies. I have replaced o2 sensor and have used a d.s.o. to check MAF sensor (wave ...
FIX posted 2/9/1999
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| VIN | [No VIN Available] |
| Engine | 3.0 L / 6 cyl |
| Emissions | fed emissions |
| Symptoms | Excessive Emissions, Surge, Stall |
| Occurs | Hot |
| Misc. | VIN Code L Dis Ign |
Trouble Codes
| 45 | rich exshaust |
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Vehicle Data
1986 Pontiac grand am
| VIN | [No VIN Available] |
| Engine | 3.0 L / 6 cyl |
| Emissions | fed emissions |
| Symptoms | Excessive Emissions, Surge, Stall |
| Occurs | Hot |
| Misc. | VIN Code L Dis Ign |
Trouble Codes
| 45 | rich exshaust |
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