Plain-English guides to finding, matching and replacing automotive control modules: where the part number is, how each car maker numbers its modules, and what to know about programming.
- How to Find the Part Number on Your Car's Control Module
- Ford Engineering vs Service Part Numbers: Which One Is on Your Module?
- GM Module Part Numbers Explained (Chevrolet, GMC, Buick, Cadillac)
- Chrysler, Dodge, Jeep and Ram (Mopar) Module Part Numbers Explained
- Toyota, Lexus, Honda, Acura and Nissan Module Part Numbers Explained
- Do I Need to Program a Replacement ECM, PCM, BCM or TCM?
- Signs of a Bad ECM or PCM (and What to Check First)
- Refurbished vs New vs Used Control Modules: Which Should You Buy?
- Automotive Control Modules Explained: ECM, PCM, TCM, BCM, ABS and More
- How Ordering a Refurbished Module from Module Mountain Works
Find your module
Search the part number from your module’s label on Module Mountain, or shop by vehicle. Every module is refurbished to order, ships free by USPS Priority in the USA, and is covered by our one-year warranty (exchange and warranty policy). Can’t find your number? Email contact@modulemountain.com with a photo of the label and your VIN.