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1997 GMC Savana 1500 5.7L Poor Idle Quality, Hesitation, Surge
Good evening gentlemen.I have this van that idles rough for a few seconds then it clears up ALMOST [...] starts fine but you can see O2 sensors Bank 1 & 2 pegged high(readings 1076mv)stft go down to -80 then pcm goes open loop and van idles fine except it has ...
FIX posted 10/13/2011
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Message Closed w/FIX
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9 Replies Received
9 Replies Received
Related Documents & Media | VIN | 1GBFG15R7U |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Surge |
| Occurs | Under Load, Idle |
Trouble Codes
| P0102 | Mass Airflow Sensor Circuit Low Voltage |
Message Closed w/FIX
Vehicle Data
1997 GMC Savana 1500
| VIN | 1GBFG15R7U |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Surge |
| Occurs | Under Load, Idle |
Trouble Codes
| P0102 | Mass Airflow Sensor Circuit Low Voltage |
Video