Service bulletins for the 1999 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.
261 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Transmission and driveline are shown. Show all
| 983315 | 1999-09-23. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. THE 4R100 TRANSMISSION WILL HAVE AN ORANGE "PRIOR TO REPAIR" TAG ON THE FLUID PAN. *TT |
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| 983180 | 1999-09-22. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION ON THE NEW 4R100 TRANSMISSION. *TT |
| 9912789 | 1999-09-13. Service bulletin. POWER TRAIN:DRIVELINE. EXPERIENCING A DRIVELINE CLUNK / JERK DURING TIP-IN. *TT |
| 996139 | 1999-09-09. Service bulletin. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT; POWER TRAIN:DRIVELINE. CONCERNS WITH FRONT DIFFERENTIAL NOISE. *TT |
| 996113 | 1999-09-09. Service bulletin. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT; POWER TRAIN:DRIVELINE. EXPERIENCING FRONT DIFFERENTIAL NOISE. *TT |
| 12905 | 1999-09-08. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. SOME VEHICLES MAY EXPERIENCE AXLE WIND UP AND / OR CLUNKING, POPPING, RATCHETING TYPE NOISES WHEN MAKING CORNERING MANEUVERS ON VEHICLES EQUIPPED WITH A FOUR WHEEL DRIVE HI OR LOW RANGE MODE. *TT |
| 6304 | 1999-09-02. Service bulletin. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. SOME VEHICLES MAY EXPERIENCE A DRIVELINE CLUNK / JERK DURING TIP-IN. *TT |
| 9946 | 1999-09-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. CONCERNS WITH TRANSMISSION FLUID LEAKING AT THE RADIATOR. *TT |
| 12591 | 1999-06-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. SOME VEHICLES EQUIPPED WITH THE 5.4L ENGINE, 4R100 TRANSMISSION AN AUXILIARY TRANSMISSION OIL COOLER MAY EXHIBIT A COASTDOWN MOANING NOISE. *TT |
| 12572 | 1999-06-07. Service bulletin. POWER TRAIN:DRIVELINE:UNIVERSAL JOINT. VEHICLES MAY EXHIBIT A HIGH SPEED DRIVELINE VIBRATION. *TT |
| 5374 | 1999-06-03. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. VEHICLE EXHIBITING DIAGNOSTIC TROUBLE CODE P1744 (TORQUE CONVERTER CLUTCH SLIPPAGE). *TT |
| 9946 | 1999-06-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. CONCERNS WITH TRANSMISSION FLUID LEAKING AT RADIATOR. *TT |
| 9943 | 1999-05-11. Service bulletin. ELECTRICAL SYSTEM:IGNITION:MODULE; POWER TRAIN. INFORMATION REGARDING REPROGRAMMING POWERTRAIN CONTROL MODULES (PCMS). *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.