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1997 Chevrolet K2500 Suburban LS 7.4L Poor Idle Quality
Seems were running out of ideas on this one and hope someone has had a simular problem with a fix. Thanks for your help in advance
FIX posted 7/16/2000
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Related Documents & Media 
| VIN | 3GNGK26J1V |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Poor Idle Quality |
| Occurs | Idle |
Trouble Codes
| 171 | bank one runs lean |
| 174 | bank two runs lean |
Message Closed w/FIX
Vehicle Data
1997 Chevrolet K2500 Suburban LS
| VIN | 3GNGK26J1V |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Poor Idle Quality |
| Occurs | Idle |
Trouble Codes
| 171 | bank one runs lean |
| 174 | bank two runs lean |
Video