Service bulletins for the 2003 Mazda Protege
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.
97 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Exhaust manifold, pipes and muffler are shown. Show all
| 3005C | 2006-01-26. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. THE TIGHTENING TORQUE OF THE SCREWS USED FOR MOUNTING THE INTAKE MANIFOLD SHUTTER VALVE MAY HAVE BEEN LOWER THAN THE SPECIFICATION, CAUSING ROUGH IDLING, NOISE AND/OR MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION TO ENGINE MISFIRING ADVERSELY AFFECTING THE EXHAUST EMISSIONS. EMISSION RECALL 3005C TO INSPECT THE INTAKE MANIFOLD SHUTTER AND VARIABLE TUMBLE. *TT |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.