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Service bulletins for the 1998 Ford Explorer

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.

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

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
52562001-01-13. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. INFORMATION ON VEHICLES EXHIBITING UPPER ENGINE NOISE. *TT
46232001-01-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. BRIEF INFORMATION FOR VEHICLES EXHIBITING ENGINE STALL. *TT
129242000-12-13. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. SOME VEHICLES MAY REQUIRE RADIATOR HOSE CLAMP REPLACEMENT DURING NORMAL VEHICLE SERVICE. *TT
134652000-11-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INFORMATION REGARDING CLEAN AIR TUBE RETAINING CLAMPS / THROTTLE BODY CAM. *TT
133002000-11-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES WITH 4.0L SOHC ENGINES MAY EXHIBIT A VIBRATION / MOAN / BOOM AT IDLE. *TT
131542000-11-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING ENGINE HOTLINE PHONE NUMBERS. *TT
131182000-11-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES MAY EXHIBIT AN ENGINE NOISE WHICH MAY BE PERCEIVED BY THE CUSTOMER AS A PISTON / CONNECTING ROD BEARING KNOCK. *TT
131102000-11-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES MAY EXHIBIT AN INTERNAL LOW END NOISE THAT IS DESCRIBED AS A DIESEL AND / OR MARBELS IN A TIN CAN RATTLE. *TT
127052000-11-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME 4.0L OHV ENGINES MAY EXHIBIT AN INTERNAL LOW ENGINE NOISE THAT IS DESCRIBED AS A DIESEL AND / OR MARBLES IN A TIN CAN RATTLE. *TT
132832000-11-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES WITH THE 4.0L OHV ENGINE MAY EXHIBIT AN INTERNAL LOW END NOISE THAT IS DESCRIBED AS A DIESEL AND / OR MARBLES IN A TIN CAN RATTLE. *TT
132612000-11-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SERVICE TIPS WHEN SERVICING A 4.0L SOHC SHORT BLOCK ASSEMBLY. *TT
68962000-11-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES MAY EXHIBIT AN ENGINE NOISE WHICH MAY BE PERCEIVED BY THE CUSTOMER AS A PISTON / CONNECTING ROD BEARING KNOCK. *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
61992000-11-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. VEHICLE MAY EXPERIENCE A DIESEL / MARBEL TYPE NOISE. *TT
115302000-08-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. WHEN DIAGNOSING CRANK / NO START ON CERTAIN VEHICLES EQUIPPED WITH PASSIVE ANTI-THEFT (PATS) CHECK THE CUSTOMERS KEY RING FOR ANY MAGNETIC OBJECTS LIKE THE MOBILE SPEEDPASS KEY WHICH MAY AFFECT THE SIGNAL TRANSMISSION BETWEEN THE PATS KEY AND THE VEHICLE TRANSCEIVER. *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
9851442000-06-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ALL VEHICLES EQUIPPED WITH 4.0L SOHC THAT REQUIRE ENGINE SERVICE PLEASE NOTE THAT THE XL2Z-6M289-AA (DRIVE ASSEMBLY-CAMSHAFT-LH) MUST BE USED ON 4.0L SOHC ENGINES IF REPLACEMENT IS REQUIRED. *TT
9850642000-06-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. REPEAT MESSAGE REGARDING ENGINE STALLING *TT
50492000-06-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. BRIEF INFORMATION REGARDING UPPER ENGINE NOISE. *TT
121502000-06-19. Service bulletin. ENGINE AND ENGINE COOLING. INFORMATION CONCERNING THE REPLACEMENT OF THE ENGINES ON VEHICLES EQUIPPED WITH A 4.0L SOHC THAT REQUIRE SERVICE. *MJS
121462000-06-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES EQUIPPED WITH 5.0L ENGINES MAY EXHIBIT AN UPPER ENGINE TAPPING NOISE ON COLD START. *MJS
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
134842000-05-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. VEHICLES EQUIPPED WITH 4.0L OHV ENGINES MAY EXHIBIT EXCESSIVE OIL CONSUMPTION AS REPORTED BY THE CUSTOMER. *TT

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