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Service bulletins for the 2015 Toyota Highlander

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.

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

By type

By component

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Only bulletins with component: Sunroof are shown. Show all

Bulletins, newest first
T-TT-0322-15 Rev2018-04-23. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. Tech Tip: Some vehicles may experience a condition in which the drain hoses for the sunroof/moonroof assembly become kinked, or pinched. This may cause water leaks into the cabin from the housing assembly drip trays, or the customer may note water stains on the headliner assembly.
T-SB-0047-152017-08-14. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE. TSB: Some 2014 - 2015 model year Highlander/Highlander HV vehicles may exhibit a condition in which the panoramic sunroof seal is bulging, not sitting properly, torn, has water or air leaks into the vehicle cabin, has poor appearance, or is tucking in any corner. This condition can also be exhibited during the function of the panoramic sunroof, in which the seal may tear or separate from the housing. Follow the procedures in this bulletin to address these conditions.
T-TT-0322-152017-08-14. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE:BODY:ROOF AND PILLARS. TT: Some vehicles may experience a condition in which the drain hoses for the sunroof/moon roof assembly become kinked, or pinched. This may cause water leaks into the cabin from the housing assembly drip trays, or the customer may note water stains on the headliner assembly.
T-TT-0322-152017-08-14. Service bulletin. STRUCTURE:BODY:ROOF AND PILLARS; VISIBILITY:SUN/MOON ROOF ASSEMBLY. TT: Some vehicles may experience a condition in which the drain hoses for the sunroof/moon roof assembly become kinked, or pinched. This may cause water leaks into the cabin from the housing assembly drip trays, or the customer may note water stains on the headliner assembly.
T-SB-0047-152017-08-14. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE:BODY:ROOF AND PILLARS. TSB: Some 2014 - 2015 model year Highlander/Highlander HV vehicles may exhibit a condition in which the panoramic sunroof seal is bulging, not sitting properly, torn, has water or air leaks into the vehicle cabin, has poor appearance, or is tucking in any corner. This condition can also be exhibited during the function of the panoramic sunroof, in which the seal may tear or separate from the housing. Follow the procedures in this bulletin to address these conditions.
T-TT-0322-15 REV2017-03-21. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. TECH TIP: SOME VEHICLES MAY EXPERIENCE A CONDITION IN WHICH THE DRAIN HOSES FOR THE SUNROOF/MOONROOF ASSEMBLY BECOME KINKED, OR PINCHED. THIS MAY CAUSE WATER LEAKS INTO THE CABIN FROM THE HOUSING ASSEMBLY DRIP TRAYS, OR THE CUSTOMER MAY NOTE WATER STAINS ON THE HEADLINER ASSEMBLY.

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