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1998 Pontiac Grand Prix GT 3.8L Surge, MIL Lamp on
clear code po171 ,reset fuel trim with tech 2, start engine and as it warms up the o2 voltage starts to drop to about .10 ,then it goes into closed loop and fuel trim rises to 16% slight idle surge and sets po171 has good fuel press and volume 47 psi running ,...
Summary posted 6/23/2010
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Message Closed w/Summary
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Related Documents & Media | VIN | 1G2WP12K5W |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Surge, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
Message Closed w/Summary
Vehicle Data
1998 Pontiac Grand Prix GT
| VIN | 1G2WP12K5W |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Surge, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
Video