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Universal Air HV2004C HVAC Heater Control Valve
| Brand | Universal Air HV2004C |
|---|---|
| Product line | Heater Valve Vacuum |
| Fits | Buick, Chevrolet, Cadillac, and Pontiac · 46 vehicles |
Heater valve vacuum. Controls coolant flow for HVAC temperature regulation.
HVAC heater control valve. A direct replacement for vacuum-operated temperature control.
Heater Valve Vacuum for HVAC Control
Universal Air HV2004C is a heater valve vacuum component for HVAC temperature control systems. It is listed for a range of Buick, Chevrolet, Cadillac, and Pontiac applications, including Buick Roadmaster, Chevrolet Caprice, Chevrolet Camaro, Cadillac Brougham, Cadillac Commercial Chassis, Pontiac Firebird, and Pontiac Bonneville.
Key Features
- HVAC heater control valve vacuum part for temperature management
- Direct fitment coverage for select GM vehicles from 1988-1996
- Application-specific listing for models with heater valve vacuum systems
- Universal Air Heater Valve Vacuum line part number HV2004C
- Fits Buick Roadmaster, Chevrolet Caprice, and Chevrolet Camaro applications
Detailed Description
The Universal Air Heater Valve Vacuum HV2004C is used in HVAC systems that rely on vacuum control to regulate heater valve operation. This part number, HV2004C, is cataloged for select GM platforms across Buick, Chevrolet, Cadillac, and Pontiac models, including 1994-1996 Buick Roadmaster, 1992-1996 Chevrolet Caprice with valve, and 1988-1995 Chevrolet Camaro. It also covers 1990-1992 Cadillac Brougham, 1992 Cadillac Commercial Chassis, 1988-1992 Pontiac Firebird, 1989-1991 Chevrolet Caprice, and 1990-1991 Pontiac Bonneville.
This part cross-references no additional part numbers in the provided data.
What It Helps Resolve
- Heater valve vacuum leaks that affect cabin temperature control
- Loss of vacuum signal to the HVAC heater valve
- Inconsistent heat output in the vehicle interior
- Faulty heater valve operation on GM HVAC systems
- Temperature control issues in Buick Roadmaster, Chevrolet Caprice, and Chevrolet Camaro models
Installation Notes and Tips
Verify the vehicle year, make, model, and HVAC configuration before ordering. This part is listed for vehicles with heater valve vacuum applications, including Caprice models noted as “with Valve.” Match the existing vacuum routing and heater control layout to the original component before installation.
Quality Assurance
Universal Air identifies this part within its Heater Valve Vacuum product line for HVAC temperature control service. Confirm fitment against the vehicle listing and the existing system configuration to ensure correct application.
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1996 | Buick | Roadmaster | — | — | — | N/A | Heater Valve Vacuum |
| 1996 | Chevrolet | Caprice | — | — | — | N/A | with Valve; Heater Valve Vacuum |
| 1995 | Buick | Roadmaster | — | — | — | N/A | Heater Valve Vacuum |
| 1995 | Chevrolet | Camaro | Base | 3.8L | V6 | N/A | Heater Valve Vacuum |
| 1995 | Chevrolet | Camaro | Base | 3.4L | V6 | N/A | Heater Valve Vacuum |
| 1995 | Chevrolet | Caprice | — | — | — | N/A | with Valve; Heater Valve Vacuum |
| 1994 | Buick | Roadmaster | — | — | — | N/A | Heater Valve Vacuum |
| 1994 | Chevrolet | Camaro | Base | 3.4L | V6 | N/A | Heater Valve Vacuum |
| 1994 | Chevrolet | Caprice | — | — | — | N/A | with Valve; Heater Valve Vacuum |
| 1993 | Chevrolet | Camaro | Base | 3.4L | V6 | N/A | Heater Valve Vacuum |
| 1993 | Chevrolet | Caprice | — | — | — | N/A | with Valve; Heater Valve Vacuum |
| 1992 | Buick | Roadmaster | — | — | — | N/A | Heater Valve Vacuum |
| 1992 | Cadillac | Brougham | — | — | — | N/A | Heater Valve Vacuum |
| 1992 | Cadillac | Commercial Chassis | Brougham | 5.7L | V8 | N/A | Heater Valve Vacuum |
| 1992 | Chevrolet | Camaro | — | — | — | N/A | Heater Valve Vacuum |
| 1992 | Chevrolet | Caprice | — | — | — | N/A | with Valve; Heater Valve Vacuum |
| 1992 | Pontiac | Firebird | — | — | — | N/A | Heater Valve Vacuum |
| 1991 | Buick | Roadmaster | — | — | — | N/A | Heater Valve Vacuum |
| 1991 | Cadillac | Brougham | — | — | — | N/A | Heater Valve Vacuum |
| 1991 | Chevrolet | Camaro | — | — | — | N/A | Heater Valve Vacuum |
| 1991 | Chevrolet | Caprice | — | — | — | N/A | Heater Valve Vacuum |
| 1991 | Pontiac | Bonneville | — | — | — | N/A | Heater Valve Vacuum |
| 1991 | Pontiac | Firebird | — | — | — | N/A | Heater Valve Vacuum |
| 1990 | Cadillac | Brougham | — | — | — | N/A | Heater Valve Vacuum |
| 1990 | Chevrolet | Camaro | — | — | — | N/A | Heater Valve Vacuum |
| 1990 | Chevrolet | Caprice | Base | 5.7L | V8 | N/A | Heater Valve Vacuum |
| 1990 | Chevrolet | Caprice | Base | 5.0L | V8 | N/A | Heater Valve Vacuum |
| 1990 | Chevrolet | Caprice | Classic | 5.0L | V8 | N/A | Heater Valve Vacuum |
| 1990 | Chevrolet | Caprice | Classic LS Brougham | 5.0L | V8 | N/A | Heater Valve Vacuum |
| 1990 | Chevrolet | Caprice | Base | 4.3L | V6 | N/A | Heater Valve Vacuum |
| 1990 | Chevrolet | Caprice | Classic | 4.3L | V6 | N/A | Heater Valve Vacuum |
| 1990 | Chevrolet | Caprice | Classic Brougham | 5.0L | V8 | N/A | Heater Valve Vacuum |
| 1990 | Pontiac | Bonneville | — | — | — | N/A | Heater Valve Vacuum |
| 1990 | Pontiac | Firebird | — | — | — | N/A | Heater Valve Vacuum |
| 1989 | Chevrolet | Camaro | — | — | — | N/A | Heater Valve Vacuum |
| 1989 | Chevrolet | Caprice | Base | 5.0L | V8 | N/A | Heater Valve Vacuum |
| 1989 | Chevrolet | Caprice | Base | 4.3L | V6 | N/A | Heater Valve Vacuum |
| 1989 | Chevrolet | Caprice | Classic | 5.0L | V8 | N/A | Heater Valve Vacuum |
| 1989 | Chevrolet | Caprice | Classic Brougham | 5.0L | V8 | N/A | Heater Valve Vacuum |
| 1989 | Chevrolet | Caprice | Classic LS Brougham | 5.0L | V8 | N/A | Heater Valve Vacuum |
| 1989 | Pontiac | Firebird | — | — | — | N/A | Heater Valve Vacuum |
| 1988 | Chevrolet | Camaro | — | — | — | N/A | Heater Valve Vacuum |
| 1988 | Pontiac | Firebird | Base | 5.0L | V8 | N/A | Heater Valve Vacuum |
| 1988 | Pontiac | Firebird | Trans Am | 5.7L | V8 | N/A | Heater Valve Vacuum |
| 1988 | Pontiac | Firebird | Trans Am | 5.0L | V8 | N/A | Heater Valve Vacuum |
| 1988 | Pontiac | Firebird | Base | 2.8L | V6 | N/A | Heater Valve Vacuum |
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