C 2500 Truck 2WD V8-350 5.7L (1988)
Idle Speed: Specifications
Minimum Idle Air Rate
Over 8500 GVW, Minimum Idle Air Rate
Over 8500 GVW, Minimum Idle Air Rate
Engine Speed
Note: Let engine idle until proper fuel control status is
closed loop.
Manual Transmission
Neutral
550 +/- 25 rpm
Auto Transmission
Drive
450 +/- 25 rpm
Under 8500 GVW, Minimum Idle Air Rate
Under 8500 GVW, Minimum Idle Air Rate
Engine Speed
Note: Let engine idle until proper fuel control status is
open loop.
Manual Transmission
Neutral
500 +/- 25 rpm
Auto Transmission
Drive
425 +/- 25 rpm