Service bulletins for the 2011 Toyota 4Runner
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.
290 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Differential are shown. Show all
| T-SB-0026-15 | 2017-08-14. Service bulletin. EQUIPMENT; POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. TSB: Some 2004 - 2015 model year Tacoma, FJ Cruiser, and 4Runner vehicles may exhibit a cyclical grinding or groaning noise coming from the front differential in 2WD that goes away when operated in 4WD. This noise can be addressed by replacing the needle bearing on the left side of the front differential. Refer to the Repair Procedure for Needle Bearing Roller replacement instructions. |
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| T-SB-0026-15 | 2017-08-14. Service bulletin. POWER TRAIN; POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. TSB: Some 2004 - 2015 model year Tacoma, FJ Cruiser, and 4Runner vehicles may exhibit a cyclical grinding or groaning noise coming from the front differential in 2WD that goes away when operated in 4WD. This noise can be addressed by replacing the needle bearing on the left side of the front differential. Refer to the Repair Procedure for Needle Bearing Roller replacement instructions. |
| TSB-0175-10 REV1 | 2011-07-12. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE); POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. TOYOTA: THERE MAY BE A GROWL OR RUMBLE NOISE FROM THE FRONT DIFFERENTIAL ASSEMBLY WHILE THE VEHICLE IS IN MOTION. 210-2011 4RUNNER. *RM |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.