Service bulletins for the 2018 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.
294 on file from NHTSA, as of 2026-10-19.
About P17A0 on the 2018 Toyota Tacoma: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P17A0 are shown. Show all
| TTT068422 | 2022-06-21. Service bulletin. POWER TRAIN. TT: Water intrusion to the ADD actuator is currently being investigated as a cause of 4WD inoperative complaints. P17A0 and P17A4 DTCs may set for this condition but not always |
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| T-TT-0684-22 | 2022-03-14. Service bulletin. EQUIPMENT. TT: Water intrusion to the ADD actuator is currently being investigated as a cause of 4WD inoperative complaints. P17A0 and P17A4 DTCs may set for this condition but not always |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.