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2005 Chevrolet Silverado 1500 4.3L Poor Idle Quality, Misfire, MIL Lamp on, Hard Start
Posted to GM Driveability on 11/18/2008 5 Replies

Ok guys I have this Two wheel drive chevy that runs rich on both banks. This is a newer 4.3 that is a returnless fuel injection [...] set a random misfire code and all of the listed codes. Looking at the history it has missed on all cylinders but the the back ...

FIX posted 11/18/2008

5 Replies Received (View Replies)

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car Vehicle Data

2005 Chevrolet Silverado 1500

Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp on, Hard Start

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0175Fuel System Too Lean (Bank 2)
P0300Multiple Misfire Detected
P0455EVAP System Very Large Leak Detected