G 2500 3/4 Ton Van V8-350 5.7L VIN L 4-bbl (1983)
Idle Speed: Specifications
Idle Speed
NOTE: Vehicles with a Gross Vehicle Weight Rating (GVWR) below 6000 lbs (8500 lbs for California), and passenger carrying vehicles with a
capacity of 12 persons or less, are Light Duty Emissions Vehicles.
CURB IDLE SPEED
Light Duty
Automatic ............................................................................................................................................................................ 500 rpm (California 550)
Manual ................................................................................................................................................................................. 600 rpm (High Alt. 700)
Heavy Duty
Automatic ...................................................................................................................................................................................................... 700 rpm
Manual ........................................................................................................................................................................................................... 700 rpm
A/C ON IDLE SPEED
Manual
Federal ........................................................................................................................................................................................................... 750 rpm
California ....................................................................................................................................................................................................... 650 rpm
Automatic
Federal ........................................................................................................................................................................................................... 600 rpm
California ....................................................................................................................................................................................................... 650 rpm
FAST IDLE SPEED
Light Duty
Automatic ........................................................................................................................................................................ 1600 rpm (California 1800)
Manual ....................................................................................................................................................................... 1300 rpm (High Altitude 1600)
Heavy Duty
Automatic/Manual .................................................................................................................................................................................... 1900 rpm
NOTE: Measured on high cam step.