Product Description
MOPAR 5187880AC GRID HEATER RELAY FOR 07.5-18 DODGE RAM WITH 6.7L CUMMINS ENGINE
Ensure reliable cold-weather starting performance with the genuine Mopar 5187880AC Grid Heater Relay for 2007.5-2018 Dodge Ram and Ram trucks equipped with the legendary 6.7L Cummins diesel engine. This OEM relay controls power delivery to the intake air grid heater, helping improve combustion efficiency and startup performance during cold engine operation.
Designed to meet factory specifications, the Mopar grid heater relay provides dependable electrical performance and proper communication with the vehicle’s ECM. A failing relay can lead to hard starts, extended crank times, intake heater trouble codes, or cold-start performance issues. Replacing a worn or damaged relay with a genuine Mopar component helps restore proper system operation and long-term reliability.
Frequently Asked Questions (FAQ)
What does the grid heater relay do?
The relay controls electrical power supplied to the Cummins intake air grid heater during cold starts.
What are signs of a failing grid heater relay?
Common symptoms include hard cold starts, intake heater fault codes, no power to the grid heater, or intermittent starting issues.
Is this a genuine Mopar part?
Yes — Mopar 5187880AC is a genuine OEM replacement relay engineered for 6.7L Cummins applications.
Is installation direct-fit?
Yes — this relay is designed as a direct OEM replacement with factory-style connections.
Fitment Details
- 2007.5 Dodge Ram 2500 6.7L Cummins
- 2007.5 Dodge Ram 3500 6.7L Cummins
- 2008 Dodge Ram 2500 6.7L Cummins
- 2008 Dodge Ram 3500 6.7L Cummins
- 2009 Dodge Ram 2500 6.7L Cummins
- 2009 Dodge Ram 3500 6.7L Cummins
- 2010 Ram 2500 6.7L Cummins
- 2010 Ram 3500 6.7L Cummins
- 2011 Ram 2500 6.7L Cummins
- 2011 Ram 3500 6.7L Cummins
- 2012 Ram 2500 6.7L Cummins
- 2012 Ram 3500 6.7L Cummins
- 2013 Ram 2500 6.7L Cummins
- 2013 Ram 3500 6.7L Cummins
- 2014 Ram 2500 6.7L Cummins
- 2014 Ram 3500 6.7L Cummins
- 2015 Ram 2500 6.7L Cummins
- 2015 Ram 3500 6.7L Cummins
- 2016 Ram 2500 6.7L Cummins
- 2016 Ram 3500 6.7L Cummins
- 2017 Ram 2500 6.7L Cummins
- 2017 Ram 3500 6.7L Cummins
- 2018 Ram 2500 6.7L Cummins
- 2018 Ram 3500 6.7L Cummins
- Fits vehicles equipped with the 6.7L Cummins turbo diesel engine
- Verify fitment using VIN before ordering
Specifications for Mopar 5187880AC
| Category | Details |
|---|---|
| Part Number | 5187880AC |
| Brand | Mopar (OEM) |
| Product Type | Grid Heater Relay |
| Engine Compatibility | 6.7L Cummins Turbo Diesel |
| Fitment | 2007.5-2018 Dodge Ram / Ram 2500 & 3500 |
| System Application | Intake Air Grid Heater System |
| Connector Style | OEM Factory Connection |
| OEM Replacement | Direct Fit |
| UPC | Not Available |
| GTIN | Not Available |
| Shipping Weight | Approx. 2 lbs |
| Shipping Dimensions | Approx. 6" x 4" x 3" |
| Shipping | Standard ground shipping |
| Country of Origin | OEM Supplier Manufactured |
| Prop 65 | WARNING: Cancer and reproductive harm – www.P65Warnings.ca.gov |
| Condition | New |
