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1999 Chevrolet K2500 Suburban 7.4L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on
This vehicle came to our shop with a check engine light on and a P0171 lean bank one code. We checked it over and replaced the upstream 02 sensor, cleared the code and returned the vehicle to the customer. Then the fuel pump quit, and we replaced that. Then th...
FIX posted 2/21/2004
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Message Closed w/FIX
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16 Replies Received
16 Replies Received
Related Documents & Media | VIN | 3GNGK26J3X |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Misfire, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
Message Closed w/FIX
Vehicle Data
1999 Chevrolet K2500 Suburban
| VIN | 3GNGK26J3X |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Misfire, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
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