Service bulletins for the 2005 Lincoln Navigator

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.

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

By type

By component

By trouble code

Only bulletins with component: Automatic transmission are shown. Show all

Bulletins, newest first
SSM 51909	2023-10-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. When performing any transmission fluid changes or topoffs involving MERCON SP, MERCON LV has replaced all versions of MERCON SP and can be used going forward. Mixing MERCON LV and MERCON SP in the same transmission is acceptable. After 30-Jun-2023, MERCON SP ATF will no longer be manufactured and will only be available until inventory depletes.
19846	2007-09-26. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). FAILED TCM PROGRAMMING *NJ
0623	2006-03-13. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:FLOOR SHIFT. FLOOR MOUNTED SHIFTER STUCK IN PARK. *TT
042107	2005-04-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). GENERAL (PCM) POWER TRAIN CONTROL MODULE PROGRAMMING PROCEDURES. *TT
04217	2005-04-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). GENERAL POWER TRAIN CONTROL MODULE (PCM) PROGRAMMING PROCEDURES. *TT
18440	2005-04-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. CHECK TRANSMISSION CONTROL MODULE CONNECTOR THIS MAY NOT BE FULLY SEATED. *EH
18394	2005-04-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION SLIPS, SHIFTS SLOW OR LEAKS - SERVICE TIP. *TT
041912	2004-12-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 6HP26 6-SPEED AUTOMATIC TRANSMISSION - SERVICE TIPS. *TT

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