V 3500 P/U 4WD V8-350 5.7L VIN K TBI (1988)
Idle Speed: Specifications
Controlled Idle Speed / IAC Counts
Under 8500 GVW, Controlled Idle Speed / IAC Counts
Under 8500 GVW, Controlled Idle Speed / IAC Counts
Idle Speed
IAC Counts
Note: Let engine idle until proper fuel control status is
Note: Add 2 counts for engines with less than 500 miles.
open loop.
Add 2 count for every 1000 ft above sea level.
Manual Transmission
Neutral
600 rpm
5-30
Auto Transmission
Drive
500 rpm
5-30
Over 8500 GVW, Controlled Idle Speed / IAC Counts
Over 8500 GVW, Controlled Idle Speed / IAC Counts
Idle Speed
IAC Counts
Note: Let engine idle until proper fuel control
Note: Add 2 counts for engines with less than
status is open loop.
500 miles. Add 2 count for every 1000 ft
above sea level.
Manual Transmission
Suburban Models Except a Single
Neutral
650 rpm
5-30
Catalytic Converter
Suburban Models With a Single
Neutral
600 rpm
5-30
Catalytic Converter
Auto Transmission
Drive
550 rpm
5-30