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1999 GMC Sierra 1500 SL 4.8L MIL Lamp on
The o2 sensor on the B2 S2 seems to stay in a fixed position after engine is warm. B1 S2 is very active all the time. Am thinking possible catalyst problem on this one, on the offending bank. The front o2's are running great on both sides of the system. This t...
FIX posted 12/14/2003
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Message Closed w/FIX
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11 Replies Received
11 Replies Received
Related Documents & Media | VIN | 2GTEC19V2X |
| Engine | 4.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
| Misc. | Codes P0175 |
Trouble Codes
| P0175 | Fuel System Too Lean (Bank 2) |
Message Closed w/FIX
Vehicle Data
1999 GMC Sierra 1500 SL
| VIN | 2GTEC19V2X |
| Engine | 4.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
| Misc. | Codes P0175 |
Trouble Codes
| P0175 | Fuel System Too Lean (Bank 2) |
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