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2004 Chevrolet Silverado 1500 LS 5.3L Poor Idle Quality, Misfire
Posted to GM Driveability on 7/2/2014 14 Replies

Customer brought the truck n and said it had a mis. scanned it and found p0101, p0300, p0171, u1000. it has just a slight miss at idle n gear with the a/c on. checked compression was good, checked fuel pressure was n spec. did some looking around and could onl...

14 Replies Received (View Replies)

  Related Documents & Media  2004 Chevrolet Silverado 1500 LS

 
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Silverado 1500 LS

VIN 2GCEK13T24
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursCold, Hot, Idle, Intermittently

Trouble Codes

P0101Mass Airflow Sensor Range/Performance
P0171Fuel System Too Lean (Bank 1)
P0300Multiple Misfire Detected
U1000Class 2 Communication Malfunction
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Silverado 1500 LS

VIN 2GCEK13T24
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursCold, Hot, Idle, Intermittently

Trouble Codes

P0101Mass Airflow Sensor Range/Performance
P0171Fuel System Too Lean (Bank 1)
P0300Multiple Misfire Detected
U1000Class 2 Communication Malfunction