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1996 Cadillac Fleetwood 5.7L Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy
Only rich on bank 2 , and only in closed loop,runs fine in open Loop. clys. # 4 and 8 will misfire and load up AFTER pulse width goes to 7 and 8 in [...]. When at 3.5 every thing is [...] about 20.5 Incs. at idle O2 S1-B2 and S2-B2 will go to 800 to 900 when i...
FIX posted 8/19/2001
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Message Closed w/FIX
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Related Documents & Media | VIN | 1G6DW52P2T |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy |
| Occurs | Idle |
| Misc. | Limosine Chassis |
Trouble Codes
| P1153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching |
| P1661 | Sensor Ground Reference Circuit Malfunction |
Message Closed w/FIX
Vehicle Data
1996 Cadillac Fleetwood
| VIN | 1G6DW52P2T |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy |
| Occurs | Idle |
| Misc. | Limosine Chassis |
Trouble Codes
| P1153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching |
| P1661 | Sensor Ground Reference Circuit Malfunction |
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