Appendix B – Data Link Connectors
GM Cars, Light Trucks & Vans
F
E
D
C
G
H
J
K
ALDL DLC
94-95 GM Cars, Light Trucks & Vans
Model
Achieva
Aurora
Beretta/Corsica
Camaro, Firebird, Trans Am
Caprice / Impala
Cavalier
Century
Concours
Corvette
Cutlass Ciera
Cutlass Supreme
DeVille
Eighty-Eight, Ninety-Eight, Park
Avenue, Bonneville
Eldorado, Seville
Fleetwood
Grand Am
Note: Data link connectors (DLC) are located under the dash, near the steering wheel.
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • B – 1
B
A
L
M
Engine
2.3L DOHC PFI
2.3L SOHC PFI
3.1L SFI
4.0L SFI
2.2L TBI
2.3L DOHC
3.1L PFI
3.4L PFI OHV
3.8L SFI
5.7L PFI
5.7L TBI, MFI
4.3L V-8 MFI
2.2L TBI, SFI
2.3L DOHC
3.1L SFI
2.2L
3.1L
4.6L OHC
4.9L SFI
5.7L OHC (ZR-1)
5.7L PFI, SFI
2.2L PFI
3.1L SFI
3.1L MFI, SFI
3.4L OHC SFI
4.6L OHC
4.9L PFI
3.8L SFI
3.8L SFI SC
4.6L OHC
4.6L OHC
5.7L TBI, SFI
2.3L PFI DOHC
2.3L PFI SOHC
3.1L SFI
OBD II (J1962) DLC
VIN
Year
DLC Adapter
A, D
94
ALDL
D
95
OBD II
3
94
ALDL
M
94-95
ALDL
C
95
OBD II
4
94-95
ALDL
A
94
ALDL
M
94-95
ALDL
S
94-95
ALDL
K
95
OBD II
94
ALDL
P
95
ALDL/OBD II
P
94, 95
ALDL, OBD II
W
94-95
ALDL
4
94, 95
ALDL, OBD II
D
95
OBD II
T
95
ALDL
4
95
ALDL
M
94-95
ALDL
Y, 9
94-95
ALDL
B
94
ALDL
J
94-95
OBD II
P
94-95
OBD II
4
94-95
ALDL
M
94-95
ALDL
M
94-95
ALDL
X
94-95
ALDL
Y, 9
94-95
ALDL
B
94-95
ALDL
L, K
94-95
OBD II
1
95
OBD II
Y, 9
94-95
ALDL
Y, 9
94-95
ALDL
P
94-95
ALDL
A, D
94-95
ALDL
3
94
ALDL
M
94-95
ALDL
B