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Standard Ignition EGV509 Exhaust Gas Recirculation (EGR) Valve
| Brand | Standard Ignition EGV509 |
|---|---|
| Digital/Mechanical | Mechanical |
| Gaskets Included | Yes |
| Hose Connector Quantity | 1 |
| Number of Bolt Holes | 2 |
| Fits | Chevrolet, Oldsmobile, and Pontiac · 9 vehicles |
Direct-fit replacement. Installs easily and completes the replacement.
Stainless steel components. Built for lasting durability in demanding conditions.
Reinforced silicone diaphragm. Resists thermal aging up to 200°C.
Cross-references Delphi EG10043, Four Seasons 10510 and 2-3207 for the same application. See all 10.
Standard Ignition EGV509 EGR Valve
The Standard Ignition EGV509 is a mechanical exhaust gas recirculation valve built for direct-fit replacement on select GM applications. It uses stainless steel valve components, a polyester-reinforced silicone diaphragm, and a reinforced gasket to support reliable sealing and consistent operation.
Fits 1993-1995 Chevrolet Lumina APV, N/A. Fits 1993-1995 Pontiac Trans Sport, N/A. Fits 1993-1994 Oldsmobile Silhouette, N/A. Fits 1981 Oldsmobile Cutlass Cruiser, N/A.
Key Features
- Mechanical EGR valve design
- Stainless steel valve components for durability
- Polyester-reinforced silicone diaphragm resists thermal aging up to 200degC
- Reinforced gasket included for complete replacement
- Direct-fit replacement for easier installation
- One hose connector and two bolt holes
Detailed Description
Standard Ignition EGV509 is an exhaust gas recirculation valve for emissions system service on select Chevrolet, Pontiac, and Oldsmobile vehicles. The mechanical design uses stainless steel internal components and a reinforced silicone diaphragm to handle heat exposure and maintain stable valve function over time. The included gasket supports a proper seal at the mounting surface, helping restore EGR system performance on vehicles such as the Chevrolet Lumina APV, Pontiac Trans Sport, and Oldsmobile Silhouette.
This part cross-references Delphi EG10043 for the same application.
Common Issues It May Address
- EGR valve sticking open or closed
- Rough idle related to exhaust gas recirculation flow problems
- Emissions faults tied to EGR system malfunction
- Vacuum or diaphragm leakage at the valve
- Failed sealing at the EGR mounting surface
Installation Notes and Tips
Verify the vehicle year, make, model, and EGR mounting style before installation. Clean the mating surfaces thoroughly, inspect the vacuum hose connection, and confirm the two-bolt mounting pattern matches the original part. Because this is a direct-fit replacement, it is intended to simplify installation on the listed applications.
Quality Assurance
Standard Ignition builds this EGR valve with heat-resistant diaphragm materials and stainless steel valve components to support long-term service in emissions control use.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1995 | Chevrolet | Lumina APV | 3.1L | V6 | N/A | — |
| 1995 | Pontiac | Trans Sport | 3.1L | V6 | N/A | — |
| 1994 | Chevrolet | Lumina APV | 3.1L | V6 | N/A | — |
| 1994 | Oldsmobile | Silhouette | 3.1L | V6 | N/A | — |
| 1994 | Pontiac | Trans Sport | 3.1L | V6 | N/A | — |
| 1993 | Chevrolet | Lumina APV | 3.1L | V6 | N/A | — |
| 1993 | Oldsmobile | Silhouette | 3.1L | V6 | N/A | — |
| 1993 | Pontiac | Trans Sport | 3.1L | V6 | N/A | — |
| 1981 | Oldsmobile | Cutlass Cruiser | 5.0L | V8 | N/A | — |
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