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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: Automatic transmission are shown. Show all

Bulletins, newest first
130102000-05-12. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. SOME VEHICLES EQUIPPED WITH THE 5.4L ENGINE, 4R100 TRANSMISSION AND AN AUXILIARY TRANSMISSION OIL COOLER MAY EXHIBIT A COASTDOWN MOAN CONCERN. *TT
71572000-03-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT. SOME 4X4S MAY EXHIBIT A SHUDDER / VIBRATION UNDER ACCELERATION IN A STRAIGHT LINE FROM A STOP. *TT
131872000-03-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION REGARDING E40D/4R100 TRANSMISSION FLUID COOLER FLOW TEST SPECIFICATION. *MJS
71002000-03-20. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION REGARDING TRANSMISSION TROUBLE CODES. *MJS
69992000-03-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. SUBJECT REGARDING E40D / 4R100 TRANSMISSION FLUID COOLER FLOW TEST SPECIFICATION. *TT
991471999-11-24. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). INFORMATION ON USING THE SERVICE BAY TECHNICAL SYSTEM (SBTS) AND NEW GENERATION STAR (NGS) TESTER, AND TO UPDATE THE POWERTRAIN CONTROL MODULE (PCM) INFORMATION CHARTS. *TT
9831801999-09-22. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION ON THE NEW 4R100 TRANSMISSION. *TT
99461999-09-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. CONCERNS WITH TRANSMISSION FLUID LEAKING AT THE RADIATOR. *TT
125911999-06-08. 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
53741999-06-03. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. VEHICLE EXHIBITING DIAGNOSTIC TROUBLE CODE P1744 (TORQUE CONVERTER CLUTCH SLIPPAGE). *TT
99461999-06-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. CONCERNS WITH TRANSMISSION FLUID LEAKING AT RADIATOR. *TT

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