S10/T10 P/U 2WD V6-262 4.3L (1988)
Man.
N
500-550
2-12
CL
Auto
D
500-550
2-20
CL
[1] Add 2 counts for engines with less than 500 miles. Add 2 counts for every 1000 ft. above sea level.
[2] Let engine idle until proper fuel control status is reached (OPEN/CLOSED LOOP).
MINIMUM IDLE AIR RATE
Transmission
Gear
Engine Speed
OPEN/CLOSED LOOP [1]
Man.
N
450 +/- 50
CL
Auto.
N
475 +/- 50
CL
[1] Let engine idle until proper fuel control status (OPEN/CLOSED LOOP) is reached.
