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1995 GMC G3500 Vandura 5.7L Surge, Poor Fuel Economy, MIL Lamp on
Van was at other garage for same symptom . The symptom was that the check engine lamp will come on and engine will surge and fuel economy drops. Tests are always the same code 44 O2 sensor lean. Perform applicable tests and O2 sensor bad . Replace sensor and w...
FIX posted 2/5/2001
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| VIN | 1GJGG39K1S |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Surge, Poor Fuel Economy, MIL Lamp On |
| Occurs | After 12000 Miles |
Trouble Codes
| 13 | 02 circuit |
| 44 | o2 lean |
Message Closed w/FIX
Vehicle Data
1995 GMC G3500 Vandura
| VIN | 1GJGG39K1S |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Surge, Poor Fuel Economy, MIL Lamp On |
| Occurs | After 12000 Miles |
Trouble Codes
| 13 | 02 circuit |
| 44 | o2 lean |
Video