About this product

ACDelco GM Original Equipment HVAC Heater Water Flow Control Valves control the flow of engine coolant through the heater core and are GM-recommended replacements for your vehicle's original components. The heater water flow control valve is closed when maximum A/C cooling is selected. These original equipment HVAC heater water flow control valves have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

GM-recommended replacement part for your GM vehicle's original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

Hose Connector Quantity1

Mounting Hardware IncludedNo

ClassificationOE

Hose Connector Quantity1

ClassificationOE

Mounting Hardware IncludedNo

24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

Model	Body Style	Year(s)
Astro		1985, 1986, 1987, 1988, 1990
Beretta		1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996
Blazer		1989, 1990, 1991, 1995
C10		1982, 1983, 1984, 1985, 1986
C10 Suburban		1982, 1983, 1984, 1985, 1986
C1500		1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995
C20		1982, 1983, 1984, 1985, 1986
C20 Suburban		1982, 1983, 1984, 1985, 1986
C2500		1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995
C30		1982, 1983, 1984, 1985, 1986
C3500		1988, 1989, 1990, 1991, 1992, 1993
C3500HD		1991, 1992, 1993
Camaro		1982, 1983, 1984, 1986, 1987, 1988, 1989, 1990, 1991, 1992
Caprice		1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990
Cavalier		1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994
Celebrity		1983, 1984, 1987
Citation		1983
Citation II		1984
Corsica		1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996
Corvette		1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991
Express 1500		1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
Express 2500		1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
Express 3500	3 Door - Standard Cargo Van	1996, 1997, 1998, 1999, 2000, 2001, 2002
Express 3500	3 Door - Standard Passenger Van	1996, 1997, 1998, 1999, 2000, 2001, 2002
G10		1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995
G20		1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995
G30		1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996
Impala		1982, 1983, 1984, 1985
K10		1982, 1983, 1984, 1985, 1986
K10 Suburban		1982, 1983, 1984, 1985, 1986
K1500		1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995
K20		1982, 1983, 1984, 1985, 1986
K20 Suburban		1982, 1983, 1984, 1985, 1986
K2500		1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995
K30		1982, 1983, 1984, 1985, 1986
K3500		1988, 1989, 1990, 1991, 1992, 1993
K5 Blazer		1982, 1983, 1984, 1985, 1986
LLV		1991, 1992, 1993
Monte Carlo		1984, 1985, 1986, 1987, 1988
P30		1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999
R1500 Suburban		1989, 1990, 1991
R2500		1989
R2500 Suburban		1989, 1990, 1991
R30		1987, 1988
R3500		1989, 1990, 1991
S10		1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995
S10 Blazer		1983, 1984, 1985, 1986, 1987, 1988, 1991, 1992, 1993, 1994
V1500 Suburban		1989, 1990, 1991
V2500 Suburban		1989, 1990, 1991
V30		1987, 1988
V3500		1989, 1990, 1991

About this product

Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

GM-recommended replacement part for your GM vehicle's original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

Hose Connector Quantity1

Mounting Hardware IncludedNo

ClassificationOE

Hose Connector Quantity1

ClassificationOE

Mounting Hardware IncludedNo

24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

Model	Body Style	Year(s)
Astro		1985, 1986, 1987, 1988, 1990
Beretta		1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996
Blazer		1989, 1990, 1991, 1995
C10		1982, 1983, 1984, 1985, 1986
C10 Suburban		1982, 1983, 1984, 1985, 1986
C1500		1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995
C20		1982, 1983, 1984, 1985, 1986
C20 Suburban		1982, 1983, 1984, 1985, 1986
C2500		1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995
C30		1982, 1983, 1984, 1985, 1986
C3500		1988, 1989, 1990, 1991, 1992, 1993
C3500HD		1991, 1992, 1993
Camaro		1982, 1983, 1984, 1986, 1987, 1988, 1989, 1990, 1991, 1992
Caprice		1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990
Cavalier		1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994
Celebrity		1983, 1984, 1987
Citation		1983
Citation II		1984
Corsica		1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996
Corvette		1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991
Express 1500		1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
Express 2500		1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
Express 3500	3 Door - Standard Cargo Van	1996, 1997, 1998, 1999, 2000, 2001, 2002
Express 3500	3 Door - Standard Passenger Van	1996, 1997, 1998, 1999, 2000, 2001, 2002
G10		1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995
G20		1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995
G30		1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996
Impala		1982, 1983, 1984, 1985
K10		1982, 1983, 1984, 1985, 1986
K10 Suburban		1982, 1983, 1984, 1985, 1986
K1500		1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995
K20		1982, 1983, 1984, 1985, 1986
K20 Suburban		1982, 1983, 1984, 1985, 1986
K2500		1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995
K30		1982, 1983, 1984, 1985, 1986
K3500		1988, 1989, 1990, 1991, 1992, 1993
K5 Blazer		1982, 1983, 1984, 1985, 1986
LLV		1991, 1992, 1993
Monte Carlo		1984, 1985, 1986, 1987, 1988
P30		1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999
R1500 Suburban		1989, 1990, 1991
R2500		1989
R2500 Suburban		1989, 1990, 1991
R30		1987, 1988
R3500		1989, 1990, 1991
S10		1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995
S10 Blazer		1983, 1984, 1985, 1986, 1987, 1988, 1991, 1992, 1993, 1994
V1500 Suburban		1989, 1990, 1991
V2500 Suburban		1989, 1990, 1991
V30		1987, 1988
V3500		1989, 1990, 1991

About this product

Product details

Specifications

Warranty

Fits these vehicles

About this product

Product details

Specifications

Warranty

Fits these vehicles

GM Genuine Parts Heater Water Flow Control Valve

GM Genuine Parts Heater Water Flow Control Valve