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1999 Cadillac Catera 3.0L MIL Lamp on
Hello all,we have this Catera here that has got us thinking a little. ses light came on for cust set po171 leaan b1 and po174 lean b2. long term fuel trim b1 b2 are 24%.I cant find any vac leaks,air injection not stuck downstream,fuel pres good,there is no unm...
FIX posted 9/25/2002
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Message Closed w/FIX
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Related Documents & Media | VIN | WO6VRS2R2X |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
Message Closed w/FIX
Vehicle Data
1999 Cadillac Catera
| VIN | WO6VRS2R2X |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
Video