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Service bulletins for the 1999 Mercury Mountaineer

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.

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

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By component

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
132612000-11-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SERVICE TIPS WHEN SERVICING A 4.0L SOHC SHORT BLOCK ASSEMBLY. *TT
67292000-11-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. CONCERNS WITH VEHICLES THAT EXHIBIT A HARD START / LONG CRANK CONDITION DUE TO A FUEL SYSTEM PRESSURE BLEED DOWN. *TT
127552000-11-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS. SOME VEHICLES BUILT BEFORE 1/1/1999 EQUIPPED WITH 5.0L ENGINE MAY EXHIBIT A FRONT ACCESSORY DRIVE (FEAD) BELT NOISE. *TT
140902000-08-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES MAY EXHIBIT A HARD START / NO START CONDITION WHEN ATTEMPTING TO START THE VEHICLE. *TT
140482000-07-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SOME VEHICLES MAY EXPERIENCE AN OIL LEAK AT THE REAR CRANKSHAFT AREA AFTER SERVICE. **MR
84932000-07-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SOME VEHICLES MAY EXPERIENCE AN OIL LEAK AT THE REAR CRANKSHAFT AREA AFTER SERVICE. **MR
9851482000-06-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SOME VEHICLES EQUIPPED WITH 5.0L ENGINES MAY EXHIBIT AN UPPER ENGINE TAPPING NOISE ON COLD START. *TT
140102000-06-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SOME VEHICLES BUILT THROUGH 11/22/99 AND EQUIPPED WITH 4.0L SOHC ENGINE MAY EXHIBIT VARIOUS DRIVEABILITY CONDITIONS THAT LEAD TO IDLE AIR CONTROL (IAC) VALVE REPLACEMENT. *TT
84202000-06-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SOME VEHICLES BUILT THROUGH 11/22/99 AND EQUIPPED WITH 4.0L SOHC ENGINE MAY EXHIBIT VARIOUS DRIVEABILITY CONDITIONS THAT LEAD TO IDLE AIR CONTROL (IAC) VALVE REPLACEMENT. *TT
135272000-05-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES EQUIPPED WITH 4.0L SOHC ENGINES MAY EXHIBIT AN OVERHEAT CONDITION THAT MAY BE ATTRIBUTED TO THE THERMOSTAT. ENGINEERING IS CURRENTLY INVESTIGATING THIS ISSUE AND IS LOOKING FOR THERMOSTATS AND COOLANTS SAMPLES FROM THESE VEHICLES. *TT
65152000-05-10. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SOME VEHICLES EQUIPPED WITH 4.0L SOHC ENGINES MAY EXHIBIT AN OIL LEAK FROM THE OIL PRESSURE SWITCH BOSS OF THE ENGINE BLOCK. *TT
72702000-03-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES EQUIPPED WITH 4.0L SOHC ENGINES MAY EXHIBIT A VIBRATION / MOAN / BOOM AT IDLE. *TT
72482000-03-30. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. VEHICLES EQUIPPED WITH 4.0L SOHC ENGINE MAY EXHIBIT A SLIGHT HESITATION ON ACCELERATION DURING ENGINE WARM UP. *TT
71382000-03-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE TIP INFORMATION WHEN SERVICING THE 4.0L SOHC SHORT BLOCK ASSEMBLY. *TT
132602000-03-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE TIPS INFORMATION PROVIDED TO ASSIST WHEN SERVICING VEHICLES WITH SHORT BLOCK ASSEMBLY. *TT
131812000-03-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INFORMATION REGARDING CAMSHAFT POSITION (CMP) SENSOR ALIGNMENT TOOL CHART (CONTINUED). *MJS
131772000-03-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. INFORMATION REGARDING 4.0L SOHC ENGINE REPAIR PROCEDURE UPDATE. *MJS
131722000-03-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. INFORMATION REGARDING SOHC ENGINE NOISE (CAM CHAIN NOISE). *MJS
131712000-03-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. INFORMATION REGARDING 4.0L SOHC ENGINE NOISE (CAM CHAIN NOISE). *MJS
131702000-03-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INFORMATION REGARDING 4.0 L SOHC CAMSHAFT BOLT TORQUE. *MJS
69972000-03-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SOME SERVICE MANUALS MAY LIST THE INCORRECT CAMSHAFT POSITION SENSOR ALIGNMENT TOOL FOR VEHICLES WITH VARIOUS ENGINE SIZES. *TT
69932000-03-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING 4.0L SOHC ENGINE REPAIR PROCEDURE UPDATE. *TT
69872000-03-13. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES MAY EXHIBIT ENGINE NOISE(CAM CHAIN NOISE). *TT
69862000-03-13. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INFORMATION REGARDING 4.0L SOHC CAMSHAFT BOLT TORQUE. *TT
992232000-02-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. A NO START CONDITION WHEN VEHICLE IS PARKED ON AN INCLINE WITH THE VEHICLE IN A NOSE DOWN POSITION AND LESS THAN 1/4 TANK OF FUEL MAY OCCUR. *TT

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