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Service bulletins for the 1999 Toyota Tacoma

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.

83 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
WLK0524182018-07-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Provides instructions for returning Walker Exhaust Systems' BM Premium Pipe (P/N 55096). Because the part did not have the oxygen sensor fitting drilled out, it will not allow the sensor to be installed.
T-TT-0010-10 Rev2018-04-02. Service bulletin. BACK OVER PREVENTION; ENGINE. Tech Tip: Low battery voltage can contribute to a MIL "ON" condition for P0335 (Crankshaft Position Sensor Circuit) and/or P0340 (Camshaft Position Sensor Circuit) due to inconsistent rotational speed of the engine's crankshaft.
46162005-08-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 1999 TACOMA DIAGNOSTICS - ENGINE (2RZ-FE, 3RZ-FE) - REPAIR MANUAL CORRECTION. 00400-RM673-U1. *TT '00 TACOMA. 00400-RM712-U1. *TT
037042004-11-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE BANK 1 AND BANK 2 A/F AND 02 IDENTIFICATION. VARIOUS TOYOTA MODELS. *TT
0101992000-05-23. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. SUBJECT REGARDING 5VZ OXYGEN SENSOR IMPROVEMENT. *TT
EG011992000-04-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. INFORMATION INTRODUCING DESIGN CHANGES TO THE 5VZ OXYGEN SENSOR TO REDUCE POSSIBILITY OF MOISTURE CONTACTING THE CERAMIC ELEMENT. *TT
EC012991999-12-29. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. SUBJECT REGARDING RADIATOR LEAK FROM OVERFLOW PIPE. *TT
EG011991999-12-23. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. SUBJECT REGARDING 5VZ OXYGEN SENSOR IMPROVEMENT. *TT
EG012991999-12-23. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS. VEHICLES MAY EXPERIENCE A RADIATOR LEAK FROM THE COOLANT OVERFLOW PIPE HOSE. *TT
EG006991999-08-12. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. SUBJECT REGARDING 5VZ OXYGEN SENSOR IMPROVEMENT FOR VEHICLES BUILT BEFORE CERTAIN VIN RANGES. *TT

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