Service bulletins for the 2013 Ram 1500
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
526 on file from NHTSA, as of 2026-10-19.
By type
By component
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Only bulletins with component: Manual transmission are shown. Show all
| 18-017-13 | 2022-07-18. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING; POWER TRAIN:MANUAL TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find that the following Diagnostic Trouble Code has been set: P26AB-Engine Coolant Bypass Valve Stuck |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.