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Service bulletins for the 2003 Dodge Ram

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.

111 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Exhaust and emissions are shown. Show all

Bulletins, newest first
ECM K-012010-07-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. DODGE: CALIFORNIA EMISSIONS RECALL REPROGRAM ECM-OBD READINESS. RECALL AFFECTS RAM TRUCKS AND CAB CHASSIS. CSC LETTER WAS REC'D. *PE
25001082008-03-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). POSITIVE CRANKCASE VENTILATION (PCV) SYSTEM FREEZES IN EXTREME COLD AMBIENT TEMPERATURES -- INVOLVES INSTALLING REVISED PCV SYSTEM COMPONENTS. *NJ
25001062006-03-24. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. POSITIVE CRANKCASE VENTILATION (PCV) SYSTEM FREEZES IN EXTREME COLD AMBIENT TEMPERATURES. *TT

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.