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2006 Pontiac Grand Prix 3.8L 17% Ltft
So we are seeing over-fuel occurring. LTFT = -10 to -17%, STFT crosses good. KOEO MAF Hz = 700. KOER IDLE MAF = [...] Hz. WOT = 8500HZ. Injector balance = good. I know the MAF is responsible for this problem because I disconnect the MAF sig wire to force i...
FIX posted 4/4/2023
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Message Closed w/FIX
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9 Replies Received
9 Replies Received
Related Documents & Media | VIN | 2G2WP55236 |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / Port |
| Emissions | OBD-II Compliant |
| Symptoms | 17% Ltft |
| Occurs | Always, Under Load |
Message Closed w/FIX
Vehicle Data
2006 Pontiac Grand Prix
| VIN | 2G2WP55236 |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / Port |
| Emissions | OBD-II Compliant |
| Symptoms | 17% Ltft |
| Occurs | Always, Under Load |
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