Part number:
12563554, 0250202126, 025020212, GP103, 80034, 60G, GP104, 1105, 1110, 80034, 7052, 5613939, 25168651

Will not Compatible with Duramax 6.6L.

Compatible with Hummer:
H1 (1992-2006)

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:
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)