Compatible with Chevrolet:
BLAZER 1987-1994
C10 PICKUP 1982-1986
C1500 PICKUP 1988-1998
C1500 SUBURBAN 1995-1999
C20 PICKUP 1982-1986
C2500 PICKUP 1988-2000
C2500 SUBURBAN 1994-1999
C30 PICKUP 1982-1986
C3500 PICKUP 1988-2002
EXPRESS 2500 1996-2002
EXPRESS 3500 1996-2002
G20 1983-1995
G30 1983-1996
K10 PICKUP 1982-1986
K10 SUBURBAN 1985-1986
K1500 PICKUP 1988-1998
K1500 SUBURBAN 1995-1999
K20 PICKUP 1982-1986
K2500 PICKUP 1988-2000
K2500 SUBURBAN 1994-1999
K30 PICKUP 1982-1986
K3500 PICKUP 1988-2000
K5 BLAZER 1982-1986
P20 1982-1989
P30 1982-1999
R10 PICKUP 1987
R20 PICKUP 1987-1988
R2500 PICKUP 1989
R30 PICKUP 1987-1988
R3500 PICKUP 1989-1991
TAHOE 1995-1999
V10 PICKUP 1987
V20 PICKUP 1987
V30 PICKUP 1987-1988
V3500 PICKUP 1989-1991

Compatible with GMC:
GMC C1500 PICKUP 1982-1997
C1500 SUBURBAN 1995-1999
C2500 PICKUP 1982-2000
C2500 SUBURBAN 1994-1999
C3500 PICKUP 1982-2002
G2500 1983-1995
G3500 1983-1996
JIMMY 1982-1991
K1500 PICKUP 1982-1998
K1500 SUBURBAN 1995-1999
K2500 PICKUP 1982-2000
K2500 SUBURBAN 1994-1999
K3500 1982-2000
P2500 1982-1989
P3500 1982-1999
R1500 PICKUP 1987
R1500 SUBURBAN 1987-1991
R2500 PICKUP 1987-1989
R2500 SUBURBAN 1987-1991
R3500 PICKUP 1987-1991
SAVANA 2500 1996-2002
SAVANA 3500 1996-2002
V1500 PICKUP 1987
V1500 SUBURBAN 1987-1991
V2500 PICKUP 1987
V2500 SUBURBAN 1987-1991
V3500 PICKUP 1987-1991
YUKON 1994-1997
H1 1992-2006