OER 17155 Features:

Original reproduction style heater core assembly for use with 1973-1991 Chevrolet and GMC pickup, Blazer, Jimmy, and Suburban models with air conditioning. Each heater core is manufactured to correct factory specifications and features an aluminum core. Replaces original exactly and mounts inside heater box assembly. Measures 6-5/8" x 7-1/4" x 2".

• Aluminum Core
• Measures; 6-5/8" x 7-1/4" x 2"
• Includes a 5/8" Inlet
• Includes a 3/4" Outlet

• 1973- 1991 Chevrolet Blazer
• 1975- 1986 Chevrolet C10
• 1973- 1974 Chevrolet C10 Pickup
• 1973- 1986 Chevrolet C10 Suburban
• 1975- 1985 Chevrolet C20
• 1973- 1974 Chevrolet C20 Pickup
• 1973- 1986 Chevrolet C20 Suburban
• 1975- 1986 Chevrolet C30
• 1973- 1974 Chevrolet C30 Pickup
• 1975- 1986 Chevrolet K10
• 1973- 1974 Chevrolet K10 Pickup
• 1973- 1986 Chevrolet K10 Suburban
• 1975- 1986 Chevrolet K20
• 1973- 1974 Chevrolet K20 Pickup
• 1973- 1986 Chevrolet K20 Suburban
• 1977- 1986 Chevrolet K30
• 1973- 1974 Chevrolet K30 Pickup
• 1975- 1986 Chevrolet K5 Blazer
• 1987- 1987 Chevrolet R10
• 1987- 1988 Chevrolet R10 Suburban
• 1989- 1991 Chevrolet R1500 Suburban
• 1987- 1988 Chevrolet R20
• 1987- 1988 Chevrolet R20 Suburban
• 1989- 1989 Chevrolet R2500
• 1989- 1991 Chevrolet R2500 Suburban
• 1987- 1988 Chevrolet R30
• 1989- 1991 Chevrolet R3500
• 1973- 1991 Chevrolet Truck
• 1987- 1987 Chevrolet V10
• 1987- 1988 Chevrolet V10 Suburban
• 1989- 1991 Chevrolet V1500 Suburban
• 1987- 1987 Chevrolet V20
• 1987- 1988 Chevrolet V20 Suburban
• 1989- 1991 Chevrolet V2500 Suburban
• 1987- 1988 Chevrolet V30
• 1989- 1991 Chevrolet V3500

• 1975- 1978 GMC C15
• 1975- 1978 GMC C15 Suburban
• 1973- 1974 GMC C15/C1500 Pickup
• 1979- 1986 GMC C1500
• 1979- 1986 GMC C1500 Suburban
• 1975- 1978 GMC C25
• 1975- 1978 GMC C25 Suburban
• 1973- 1974 GMC C25/C2500 Pickup
• 1973- 1974 GMC C25/C2500 Suburban
• 1979- 1986 GMC C2500
• 1979- 1986 GMC C2500 Suburban
• 1975- 1978 GMC C35
• 1973- 1974 GMC C35/C3500 Pickup
• 1979- 1986 GMC C3500
• 1973- 1986 GMC Jimmy
• 1975- 1978 GMC K15
• 1975- 1978 GMC K15 Suburban
• 1973- 1974 GMC K15/K1500 Pickup
• 1973- 1974 GMC K15/K1500 Suburban
• 1979- 1986 GMC K1500
• 1979- 1986 GMC K1500 Suburban
• 1975- 1978 GMC K25
• 1975- 1978 GMC K25 Suburban
• 1973- 1974 GMC K25/K2500 Pickup
• 1973- 1974 GMC K25/K2500 Suburban
• 1979- 1986 GMC K2500
• 1979- 1986 GMC K2500 Suburban
• 1977- 1978 GMC K35
• 1973- 1974 GMC K35/K3500 Pickup
• 1989- 1991 GMC R1500 Suburban
• 1989- 1989 GMC R2500
• 1989- 1991 GMC R2500 Suburban
• 1989- 1991 GMC R3500
• 1973- 1991 GMC Truck
• 1989- 1991 GMC V1500 Suburban
• 1989- 1991 GMC V2500 Suburban
• 1989- 1991 GMC V3500