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Dorman 904-356 Engine Air Intake Heater Relay
| Brand | Dorman 904-356 |
|---|---|
| Amperage Rating | 95 |
| Connector Gender | Male and Female |
| Connector Shape | Straight |
| Cover Material | Plastic |
| Mounting Type | Bolt On |
| Package Contents | Intake Manifold Heater Relay |
| Terminal Gender | Male |
| Terminal Type | 4 |
| Weather Resistant | 12V |
| Wire Gauge Measurement | 2.8 |
| Fits | Dodge · 6 vehicles |
OE-style replacement. Matches the original relay's fit and function for straightforward service.
Bolt-on installation. Straight connector and male-female terminals simplify replacement.
Durable construction. Plastic cover and weather-resistant design help support reliable performance.
Cross-references Standard Ignition RY-1552, 68188370AA and R7057 for the same application. See all 3.
Engine Air Intake Heater Relay for Ram HD
This Dorman engine air intake heater relay is built for 2003-2005 Dodge Ram 2500 and Ram 3500 applications that use a 12V intake manifold heater circuit. It is engineered to match the original relay’s fit and function, with a bolt-on design and durable plastic cover for dependable service.
- Direct replacement for the original engine air intake heater relay
- Fits 2003-2005 Dodge Ram 2500 and 2003-2005 Dodge Ram 3500
- 95 amp rating for intake heater circuit operation
- Straight connector shape with male and female connector genders
- 4-terminal design with male terminals
- Bolt-on mounting for OE-style installation
- Weather-resistant 12V relay construction
OE-Style Replacement Details
Dorman Part Number 904-356 is designed for the engine air intake heater system used on Dodge Ram HD diesel applications. It cross-references Standard Ignition RY-1552 for the same application. If you are searching for a 2003-2005 Dodge Ram 2500 engine air intake heater relay or a 2003-2005 Dodge Ram 3500 intake manifold heater relay, this relay matches the original fit and function requirements while supporting reliable electrical performance.
Common Issues This Relay Can Address
- No power to the intake air heater circuit
- Hard starting in cold weather related to heater relay failure
- Intermittent heater operation
- Burned, corroded, or heat-damaged relay connections
- Relay replacement after electrical wear or contact failure
Installation Notes
Verify connector shape, terminal layout, amperage rating, and mounting style before installation. This relay uses a bolt-on mount and a straight connector configuration, so confirm the original part matches those details on your vehicle. Always inspect the surrounding wiring, terminals, and heater circuit components for heat damage or corrosion before installing the replacement relay.
Quality Assurance
Dorman designs this relay to match the original relay’s fit and function on specified vehicles and builds it for durable, reliable performance. Part Number 904-356 is a direct-fit replacement for the listed Dodge Ram HD applications.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2005 | Dodge | Ram 2500 | 5.9L | L6 | DIESEL | N/A | — |
| 2005 | Dodge | Ram 3500 | 5.9L | L6 | DIESEL | N/A | — |
| 2004 | Dodge | Ram 2500 | 5.9L | L6 | DIESEL | N/A | — |
| 2004 | Dodge | Ram 3500 | 5.9L | L6 | DIESEL | N/A | — |
| 2003 | Dodge | Ram 2500 | 5.9L | L6 | DIESEL | N/A | — |
| 2003 | Dodge | Ram 3500 | 5.9L | L6 | DIESEL | N/A | — |
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