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2003 Chevrolet Suburban 1500 LS 5.3L Poor Idle Quality, Stall, Poor Fuel Economy, MIL Lamp on
Posted to GM Driveability on 12/7/2008 19 Replies

Hey all you GM guys... wondering if someone can help me out, this burb belongs to my nephew, came in with the MIL on with a code P0101 MAF open circuit,and a very erotic idle so I replaced the MAF and cleared the code, test drove and the MIL returned, this tim...

19 Replies Received (View Replies)

  Related Documents & Media  2003 Chevrolet Suburban 1500 LS

 
Message Closed w/FIX

car Vehicle Data

2003 Chevrolet Suburban 1500 LS

VIN 3GNSK16Z73
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stall, Poor Fuel Economy, MIL Lamp On
OccursAlways

Trouble Codes

P0101Mass Airflow Sensor Range/Performance
P0171Fuel System Too Lean (Bank 1)
Message Closed w/FIX

car Vehicle Data

2003 Chevrolet Suburban 1500 LS

VIN 3GNSK16Z73
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stall, Poor Fuel Economy, MIL Lamp On
OccursAlways

Trouble Codes

P0101Mass Airflow Sensor Range/Performance
P0171Fuel System Too Lean (Bank 1)