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Global Parts 8211264 HVAC Heater Control Valve
| Brand | Global Parts 8211264 |
|---|---|
| Fits | Buick, Cadillac, and Oldsmobile · 93 vehicles |
Heater control valve. Regulates coolant flow for consistent cabin heat.
HVAC temperature control component for the heating system.
Cross-references Four Seasons 74602, 15-153 and 15-5104 for the same application. See all 10.
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HVAC Heater Control Valve for Classic GM Applications
Global Parts 8211264 is an HVAC heater control valve used in select Cadillac, Oldsmobile, and Buick applications with factory heater systems. It helps regulate coolant flow through the heater circuit so the cabin can receive heat when the system calls for it.
This part number, 8211264, is a fitment-based replacement for a wide range of 1971-1990 GM vehicles, including Cadillac Brougham, Fleetwood, DeVille, Eldorado, and Seville, plus Oldsmobile Toronado, 98, Delta 88, Cutlass, and Buick Century, LeSabre, Regal, and Riviera.
- HVAC heater control valve for coolant flow management in the heater circuit
- Compatible with select vehicles using straight hose connections, threaded vertical water outlets, or straight fittings
- Application-specific fitment for classic Cadillac, Oldsmobile, and Buick models
- Cross-references Four Seasons 74602 for the same application
- Global Parts part number 8211264 for catalog and service matching
Application Details
Heater cores transfer heat from engine coolant into the passenger compartment, and the heater control valve helps regulate that flow through the HVAC system. Global Parts 8211264 is listed for vehicles such as 1979-1984 Cadillac DeVille, 1979-1986 Cadillac Fleetwood, 1978-1984 Oldsmobile Toronado, and 1977 Buick Century, with notes that vary by hose and outlet configuration. Use the exact fitment notes to match the original plumbing style before ordering.
What This Part Helps Address
- No cabin heat from a restricted or stuck heater valve
- Coolant flow issues through the heater circuit
- Incorrect heater hose routing or outlet configuration
- HVAC temperature control problems tied to valve operation
- Replacement needs on aging Cadillac, Oldsmobile, and Buick heater systems
Installation Notes and Tips
Verify the original hose connection style, outlet orientation, and thread configuration before installation. Compare the existing valve to the notes shown for your vehicle, especially on applications listed with straight hose connection, threaded vertical water outlet, straight fittings, or NPT/NF thread details. Confirm coolant level and inspect related hoses and connections during service.
Quality Assurance
Global Parts 8211264 is cataloged as an HVAC heater control valve for direct application matching across the listed GM vehicles. The part is supported by interchange references including Four Seasons 74602 and related cross-reference numbers for identification.
This part fits 93 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
| Year | Make | Model | Submodel | Body Type | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|---|
| 1990 | Cadillac | Brougham | — | — | 5.0L | V8 | — | N/A | with Horizontal Water Outlet; 2 Ports |
| 1990 | Cadillac | Brougham | — | — | 5.7L | V8 | — | N/A | with Horizontal Water Outlet; 2 Ports |
| 1989 | Cadillac | Brougham | — | — | 5.0L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1988 | Cadillac | Brougham | — | — | 5.0L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1987 | Cadillac | Brougham | — | — | 5.0L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1986 | Cadillac | Fleetwood | — | — | 5.0L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1985 | Cadillac | Eldorado | — | — | 5.7L | V8 | — | N/A | Fits HVAC systems with a Heater Control Valve. |
| 1985 | Cadillac | Eldorado | — | — | 4.1L | V8 | — | N/A | Fits HVAC systems with a Heater Control Valve. |
| 1985 | Cadillac | Fleetwood | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1985 | Cadillac | Seville | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1984 | Cadillac | DeVille | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1984 | Cadillac | Eldorado | — | — | 5.7L | V8 | — | N/A | Fits HVAC systems with a Heater Control Valve. |
| 1984 | Cadillac | Eldorado | — | — | 4.1L | V8 | — | N/A | Fits HVAC systems with a Heater Control Valve. |
| 1984 | Cadillac | Fleetwood | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1984 | Cadillac | Seville | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1984 | Oldsmobile | Toronado | — | — | 4.1L | V6 | — | N/A | Straight Fittings |
| 1983 | Cadillac | DeVille | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1983 | Cadillac | Eldorado | — | — | 5.7L | V8 | — | N/A | Fits HVAC systems with a Heater Control Valve. |
| 1983 | Cadillac | Eldorado | — | — | 4.1L | V8 | — | N/A | Fits HVAC systems with a Heater Control Valve. |
| 1983 | Cadillac | Fleetwood | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1983 | Cadillac | Seville | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1983 | Oldsmobile | Toronado | — | — | 4.1L | V6 | — | N/A | Straight Fittings |
| 1982 | Cadillac | DeVille | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1982 | Cadillac | Eldorado | — | — | 4.1L | V8 | GAS | N/A | Fits HVAC systems with a Heater Control Valve. |
| 1982 | Cadillac | Eldorado | — | — | 5.7L | V8 | — | N/A | Fits HVAC systems with a Heater Control Valve. |
| 1982 | Cadillac | Fleetwood | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1982 | Cadillac | Seville | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1982 | Oldsmobile | Toronado | — | — | 4.1L | V6 | — | N/A | Straight Fittings |
| 1981 | Cadillac | DeVille | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1981 | Cadillac | Eldorado | — | — | 4.1L | V6 | — | N/A | Fits HVAC systems with a Heater Control Valve. |
| 1981 | Cadillac | Eldorado | — | — | 5.7L | V8 | — | N/A | Fits HVAC systems with a Heater Control Valve. |
| 1981 | Cadillac | Fleetwood | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1981 | Cadillac | Seville | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1981 | Oldsmobile | Toronado | — | — | 4.1L | V6 | — | N/A | Straight Fittings |
| 1980 | Cadillac | DeVille | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1980 | Cadillac | Eldorado | — | — | 5.7L | V8 | DIESEL | N/A | Fits HVAC systems with a Heater Control Valve. |
| 1980 | Cadillac | Fleetwood | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1980 | Cadillac | Seville | — | — | 5.7L | V8 | DIESEL | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1980 | Oldsmobile | Toronado | — | — | 5.7L | V8 | GAS | N/A | Straight Fittings |
| 1979 | Cadillac | DeVille | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1979 | Cadillac | Eldorado | — | — | 5.7L | V8 | DIESEL | N/A | Fits HVAC systems with a Heater Control Valve. |
| 1979 | Cadillac | Fleetwood | — | — | 5.7L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1979 | Oldsmobile | 98 | — | — | 5.7L | V8 | GAS | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1979 | Oldsmobile | 98 | — | — | 6.6L | V8 | — | N/A | Straight Fittings |
| 1979 | Oldsmobile | 98 | — | — | 5.7L | V8 | GAS | N/A | Straight Fittings |
| 1979 | Oldsmobile | Delta 88 | — | — | 6.6L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1979 | Oldsmobile | Delta 88 | — | — | 4.3L | V8 | — | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1979 | Oldsmobile | Delta 88 | — | — | 5.7L | V8 | GAS | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1979 | Oldsmobile | Toronado | — | — | 5.7L | V8 | GAS | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1979 | Oldsmobile | Toronado | — | — | 5.7L | V8 | GAS | N/A | Straight Fittings |
| 1978 | Oldsmobile | 98 | — | — | 5.7L | V8 | GAS | N/A | Straight Hose Connection; w/ Threads Vertical Water Outlet |
| 1978 | Oldsmobile | 98 | — | — | 6.6L | V8 | — | N/A | Straight Fittings |
| 1978 | Oldsmobile | 98 | — | — | 5.7L | V8 | GAS | N/A | Straight Fittings |
| 1978 | Oldsmobile | Toronado | — | — | 6.6L | V8 | — | N/A | Straight Fittings |
| 1977 | Buick | Century | — | Coupe | 5.7L | V8 | — | N/A | w/ Threads Vertical Water Outlet |
| 1977 | Buick | LeSabre | — | Coupe | 5.7L | V8 | — | N/A | w/ Threads Vertical Water Outlet |
| 1977 | Buick | Regal | — | Coupe | 5.7L | V8 | — | N/A | w/ Threads Vertical Water Outlet |
| 1977 | Buick | Riviera | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1976 | Oldsmobile | 98 | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1976 | Oldsmobile | Toronado | — | — | — | — | — | N/A | w/ 5/8" x 3/4" NPT x 5/16" NF Thread |
| 1975 | Oldsmobile | 98 | — | — | 7.5L | V8 | — | N/A | w/ Threads Vertical Water Outlet |
| 1975 | Oldsmobile | Custom Cruiser | — | — | 7.5L | V8 | — | N/A | w/ Threads Vertical Water Outlet |
| 1975 | Oldsmobile | Cutlass | — | — | 4.3L | V8 | — | N/A | w/ Threads Vertical Water Outlet |
| 1975 | Oldsmobile | Cutlass Salon | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1975 | Oldsmobile | Cutlass Supreme | — | — | 4.3L | V8 | — | N/A | w/ Threads Vertical Water Outlet |
| 1975 | Oldsmobile | Delta 88 | — | — | 7.5L | V8 | — | N/A | w/ Threads Vertical Water Outlet |
| 1975 | Oldsmobile | Toronado | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1974 | Oldsmobile | 98 | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1974 | Oldsmobile | Custom Cruiser | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1974 | Oldsmobile | Cutlass | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1974 | Oldsmobile | Cutlass Supreme | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1974 | Oldsmobile | Delta 88 | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1974 | Oldsmobile | Omega | — | — | — | — | — | N/A | w/ 5/8" x 3/4" NPT x 5/16" NF Thread |
| 1974 | Oldsmobile | Toronado | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1973 | Oldsmobile | 98 | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1973 | Oldsmobile | Custom Cruiser | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1973 | Oldsmobile | Cutlass | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1973 | Oldsmobile | Cutlass Supreme | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1973 | Oldsmobile | Delta 88 | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1973 | Oldsmobile | Omega | — | — | — | — | — | N/A | w/ 5/8" x 3/4" NPT x 5/16" NF Thread |
| 1973 | Oldsmobile | Toronado | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1972 | Oldsmobile | 98 | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1972 | Oldsmobile | Custom Cruiser | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1972 | Oldsmobile | Cutlass | Base | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1972 | Oldsmobile | Cutlass Supreme | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1972 | Oldsmobile | Delta 88 | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1972 | Oldsmobile | Toronado | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1971 | Oldsmobile | 98 | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1971 | Oldsmobile | Custom Cruiser | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1971 | Oldsmobile | Cutlass | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1971 | Oldsmobile | Cutlass Supreme | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1971 | Oldsmobile | Delta 88 | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| 1971 | Oldsmobile | Toronado | — | — | — | — | — | N/A | w/ Threads Vertical Water Outlet |
| No rows match your filter. | |||||||||
Directly replaces or cross-references 10 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 7460215-15315-5104801-03315510480103313003041ACX010365AHVH523HV1007