Fiero L4-151 2.5L (1985)
1984
Buick 3.8L
A
.46V
Curb idle
Pont. 1.8L
0, J
*
Curb idle
Pont. 2.5L
R, 2
*
Curb idle
Chev. 2.0L
P
.525V
Ignition on-throttle closed
Chev. 5.0L
G, H
.48V
Curb idle
Chev. 1.6L
C
.92V
High step of fast idle cam
Chev. 2.8L
L, X, Z, 1
.30V
Throttle kicker retracted
1985
Pont. 1.8L
O, J
*
Pont. 2.5L
R, U, 2
*
Chev. 2.8L
X
.27V
Curb idle
Chev. 2.8L MFI
W
.55V
Curb idle or ignition "on"
engine "off"
Chev. 2.8L MFI
9
*
Buick 3.0L MFI
L
.50V
Buick 3.8L
A
.46V
ISC retracted-min. auth.
*Non-adjustable