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Service bulletins for the 2003 Ford Ranger

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.

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

By type

By component

By trouble code

Bulletins, newest first
171272003-11-17. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. TRANSMISSION WHINE IN 5TH GEAR. *TT
031812003-11-14. Service bulletin. ELECTRICAL SYSTEM. REMOTE KEYLESS ENTRY (RKE) - SERVICE TIPS. *TT
169742003-11-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE OIL LEAK NEAR THE OIL PAN OR OIL FILTER ON VEHICLES EQUIPPED WITH A 3.0L 2-VALVE (VULCAN) ENGINE. *TT
031482003-10-29. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. NEW TRANSMISSION COOLER FLUSHER - SERVICE TIPS. 2003 ESCORT AND SUPER DUTY F SERIES INCLUDED. *TT
170252003-10-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS. ENGINE ACCESSORY DRIVE BELT NOISE. *TT
03982003-09-17. Service bulletin. FUEL SYSTEM, OTHER. MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION WITH DIAGNOSTIC TROUBLE CODES P0442, P0455, P0456, P0457, P1442 OR CHECK FUEL CAP LAMP ILLUMINATED WITH DIAGNOSTIC TROUBLE CODE P0457. *TT
03932003-09-17. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. BUZZ/HOWL IN THE TRANSFER CASE SHIFT LEVER WHILE DRIVING, AND/OR SHIFT LEVER BOOT DETACHMENT DUE TO INSUFFICIENT RETENTION OF THE BOOT(S). *TT
167432003-09-09. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. COOLANT LEAK DUE TO A BROKEN RADIATOR HOSE CLAMP(S). *TT
168892003-09-08. Service bulletin. ELECTRICAL SYSTEM. AN RCM DIAGNOSTIC TROUBLE CODE B1881, B1882, OR B1883. *TT
166262003-09-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HESITATION OR SURGE CONDITION DURING CRUISE WITH THE AIR CONDITIONER ON. *TT
166102003-09-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. NO START, NO COMMUNICATION WITH POWER TRAIN CONTROL MODULE (PCM) USING WDS/NGS OR A MISS/BUCK/JERK WHILE DRIVING. *TT
03352003-09-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. IDLE AIR CONTROL (IAC) VALVE DIAGNOSTIC SERVICE TIPS. *TT
03272003-09-03. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODES (DTC) B1877 (DRIVER PRETENSIONER CIRCUIT RESISTANCE HIGH) AND/OR B1881 (PASSENGER PRETENSIONER CIRCUIT RESISTANCE HIGH), INDICATING A HIGH RESISTANCE IN THE SAFETY BELT PRETENSIONER CIRCUIT. *TT
03582003-07-26. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. FLUID MAY LEAK OUT OF THE FRONT AXLE VENT TUBE. *TT *JB
03692003-07-23. Service bulletin. SEAT BELTS. DIAGNOSTIC TROUBLE CODE B1877 AND/OR B1881 INDICATING A HIGH RESISTANCE IN THE SAFETY BELT PRETENSIONER CIRCUIT. *TT *JB
8701972003-03-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INCORRECTLY INSTALLED GEAR DRIVEN CAMSHAFT POSITION (CMP) SENSOR SYNCHRONIZER ASSEMBLIES CAUSING SURGE, LOST OF POWER, MALFUNCTION INDICATOR LAMP ON AND DIAGNOSTIC TROUBLE CODES P1336, P1309 AND P0340. *TT
160172002-11-06. Service bulletin. VEHICLE SPEED CONTROL:ACCELERATOR PEDAL. SUBJECT REGARDING ACCELERATOR PEDAL BUZZ. *TT
01862001-05-22. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. ON SOME VEHICLES, INCLUDING SPORT AND SPORT TRAC, THE FRONT AXLE LEAKS FLUID FROM THE VENT TUBE. *TT

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