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1998 Oldsmobile Silhouette Premiere 3.4L Poor Idle Quality, CODE PO172
Vehicle has a slightly rough idle on cold start,After closed loop long term fuel trim gradually goes to -18 and the po172 is [...] is great after [...] give it a slight vacuum leak and ltft goes to 0 .We have tried a new map sensor & mass airflow sensor with n...
Summary posted 6/29/2002
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Related Documents & Media | VIN | 1GHDX03E0W |
| Engine | 3.4 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / pfi |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Code Po172 |
| Occurs | Always, Cold |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
Message Closed w/Summary
Vehicle Data
1998 Oldsmobile Silhouette Premiere
| VIN | 1GHDX03E0W |
| Engine | 3.4 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / pfi |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Code Po172 |
| Occurs | Always, Cold |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
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