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1995 Buick Roadmaster 5.7L Hesitation, Surge
This vehicle has a definite EGR surge, duty cycle goes 100% on tip-in and above. Watching duty cycle on scan tool shows either 0 or 100%, never a percentage in between. EGR solenoid and valve test OK. Found TSB #576517 to correct chuggle and surge. Local d...
FIX posted 4/24/2000
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| VIN | 1G4BN52P8S |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / TBI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Hesitation, Surge |
| Occurs | Always, Cruise |
| Misc. | 16209321 Calibration Number |
Message Closed w/FIX
Vehicle Data
1995 Buick Roadmaster
| VIN | 1G4BN52P8S |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / TBI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Hesitation, Surge |
| Occurs | Always, Cruise |
| Misc. | 16209321 Calibration Number |
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