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International Automotive Technicians Network
1997 GMC Savana 3500 5.7L Hesitation, MIL Lamp on
Posted to GM Driveability on 11/1/2006 6 Replies

fellow techs; we're seeking help with this one. seems to be a progressive, continuous problem. freeze frame data follows: rpm 3223 tps 73% speed 69 map 93 maf 93.42 st-1 0% st-2 0% lt-1 6% lt-2 6% coolant 198 engine load 48%

6 Replies Received (View Replies)

  Related Documents & Media  1997 GMC Savana 3500

 
Message Closed w/FIX

car Vehicle Data

1997 GMC Savana 3500

VIN 1GTHG35R3V
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsHesitation, MIL Lamp On
OccursHot

Trouble Codes

P0101Mass Airflow Sensor Range/Performance
P0131Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage
P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage
Message Closed w/FIX

car Vehicle Data

1997 GMC Savana 3500

VIN 1GTHG35R3V
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsHesitation, MIL Lamp On
OccursHot

Trouble Codes

P0101Mass Airflow Sensor Range/Performance
P0131Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage
P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage