
2003 Chevrolet Tahoe Z71 5.3L Poor Idle Quality, MIL Lamp on
We have this vehicle in that a dealership diagnosed a faulty cat on this vehicle. We replaced the cat with oe, cleared codes and then it was running poorly. My tech replaced the b2s1 with an oe part. We are having a problem with b2 running lean. ltft is at 25,...
FIX posted 4/12/2011
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Message Closed w/FIX
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VIN | 1GNEK13Z83 |
Engine | 5.3 L / 8 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0174 | Fuel System Too Lean (Bank 2) |
P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2003 Chevrolet Tahoe Z71
VIN | 1GNEK13Z83 |
Engine | 5.3 L / 8 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0174 | Fuel System Too Lean (Bank 2) |
P0300 | Multiple Misfire Detected |