Service bulletins for the 2004 Mercury Monterey
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.
60 on file from NHTSA, as of 2026-10-19.
About C1991 on the 2004 Mercury Monterey: what the code means, and the bulletins and recalls about the same components.
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By component
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Only bulletins with trouble code: C1991 are shown. Show all
| 04125 | 2004-07-24. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE. DIAGNOSTIC TROUBLE CODE (DTC) C1991 (MODULE CALIBRATION FAILURE) - ANTI-LOCK BRAKE, ADVANCED TRAC, INTERACTIVE VEHICLE DYNAMICS (IVD), TRACTION CONTROL SYSTEM - SERVICE TIP. ALSO INCLUDES FORD FREESTAR MY2005 AND MERCURY MONTEREY MY2005. *TT |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.