WenmarOpen by Wenmar Pro

Service bulletins for the 2011 Toyota Sequoia

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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
ZG6_ Region Lett2018-04-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Region Letter: Toyota has received a number of reports regarding Air Injection Pumps and Air Switching Valves in certain 2011 Model Year Tundra and Sequoia Vehicles. In these reports, customers have indicated concerns regarding the illumination of the check engine light (Malfunction Indicator Light) due to moisture/water in the Air Injection Pumps and/or Air Switching Valves.
ZG6_ Region Emai2018-04-02. Service bulletin. ENGINE AND ENGINE COOLING. Region Email: Toyota has received a number of reports regarding Air Injection Pumps and Air Switching Valves in certain 2011 Model Year Tundra and Sequoia Vehicles. In these reports, customers have indicated concerns regarding the illumination of the check engine light (Malfunction Indicator Light) due to moisture/water in the Air Injection Pumps and/or Air Switching Valves.
T-TT-0092-11 Rev2018-04-02. Service bulletin. SEATS; ELECTRICAL SYSTEM. Some customers may complain that the Rear Seat Entertainment (RSE) system is inoperative if they have misplaced the parental passcode for the system.
T-TT-0234-132018-04-02. Service bulletin. EQUIPMENT. Since MY 2011, several different update or upgrade USB SSTs have been issued for Toyota audio and navigation systems. Refer to the chart below for a comprehensive list of all current and previously issued USB SSTs and their applicability.
T-PG006-00 Obsol2018-04-02. Service bulletin. EQUIPMENT:OTHER:LABELS. This bulletin is now obsolete. Please see T-SB-0054-13.
T-SB-0054-132018-04-02. Service bulletin. EQUIPMENT. California (CA), Federal (FED), and 50 State Certified emission control underhood labels (emission labels) may be obtained through your dealership?s Parts Department utilizing standard replacement parts ordering procedures. Follow the guidelines outlined in this bulletin to ensure proper label application.
T-SB-0141-10 Rev2018-04-02. Service bulletin. STRUCTURE:EMERGENCY:ESCAPE/EGRESS/EXIT; BACK OVER PREVENTION. If a creak, tick, or rattle noise is heard at the top or bottom of the windshield, or at the top of the rear glass, the source of the noise may be the two stoppers bonded to the top of the windshield/rear glass, or the windshield retainers bonded to the lower edge of the windshield. This bulletin provides the recommended repair procedure to eliminate these types of noises from the windshield/rear glass area.
T-TT-0246-132018-04-02. Service bulletin. VISIBILITY. Tips for writing a DPR (Dealer Product Report) on manufacturing issues for windows and windshields.
T-SB-0083-132018-04-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT:APPLIANCE:AIR CONDITIONER. The procedure in this bulletin is a general guideline on how to properly diagnose the air conditioning system after a component failure. Refer to the applicable Repair Manual for vehicle specific repair procedures and parts.
T-TT-0250-13 Rev2018-04-02. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. To receive satellite radio functions after the initial trial period has expired, the customer must enter into a contract with XM Satellite Radio Inc. After entering into a contract, registration of an 8-digit XM Radio ID is required. This 8-digit XM Radio ID is found by turning to channel ?0? of the satellite radio.
T-TT-0051-10 Rev2018-04-02. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. If a customer states there is an unpleasant odor in the vehicle from the HVAC system, there are various factors that may be involved.
T-TT-0051-102018-04-02. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM; EQUIPMENT:APPLIANCE:AIR CONDITIONER. If a customer states there is an unpleasant odor in the vehicle from the HVAC system, there are various factors that may be involved.
T-TT-0269-132018-04-02. Service bulletin. VISIBILITY:GLASS, SIDE/REAR. The appearance of spots in tempered glass (when viewed at certain angles) is the result of the heat treating and quick quenching process during manufacturing.
T-TT-0268-132018-04-02. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM. These concerns can be caused by changes made on the customer?s phone. Make sure to inquire with the customer if the connectivity concerns occurred after receiving an operating system update on their phone or they have restored their phone data/settings recently.
T-TT-0262-132018-04-02. Service bulletin. ENGINE. Due to the improved performance and durability of 0w-20 synthetic oil, Toyota has extended the oil change intervals to 10,000 miles for most vehicles that require this oil. With this change, the following should be noted
T-SB-0152-132018-04-02. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. Some vehicles may exhibit a condition where there is a lack of cooling from the A/C system. An A/C Line Retainer (Piping Clamp) may have become unlatched and caused a refrigerant leak. Follow the procedure in this bulletin to address this condition.
T-SB-0071-11 Rev2018-04-02. Service bulletin. POWER TRAIN. The purpose of this service bulletin is to provide precautions to follow when installing an automatic transmission/transaxle assembly to avoid MIL ?ON,? shifting issues, and/or transmission damage. Use the information in this bulletin when installing an automatic transmission/transaxle assembly
T-TT-0058-102018-04-02. Service bulletin. ELECTRICAL SYSTEM. 4WD System is inoperative. Note: If the system does not complete the requested action or the actuator limit switches do not match the AWD ECU desired position, the 4WD light(s) will flash indicating a problem. Additionally if the system is unsure of its position, it may stop operating and not move out pf its current position.
T-SB-0122-11 Rev2018-04-02. Service bulletin. AIR BAGS; SEATS; EQUIPMENT. Beginning in 1998, Toyota introduced side airbags as optional equipment. Toyota does NOT recommend replacement of original seat covers with non-Toyota leather or other seat cover materials on vehicles due to the following: Seat covers NOT recommended by Toyota may affect side airbag performance, in general or in part, during an accident. Modifications that negatively affect side airbag performance can result in severe occupant injuries. Seat covers are an integral part of this safety system. Replacing fabric seat covers with non-Toyota leather or other seat cover materials may compromise the effectiveness of this safety system. The design of the seat is complex, integrating safety and strength with comfort and luxury. Toyota strongly discourages modifying original equipment seats that have optional side airbags. Additionally, Toyota strongly advises against the installation or use of aftermarket seat covers, which could impair the performance of the side airbags in the event of an accident.
T-TT-0124-112018-04-02. Service bulletin. TIRES. Please refer to the following recommendations for the best practices for vehicle tire rotations.
T-TT-0239-132018-04-02. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. On some Highlander, Sienna, and Sequoia vehicles, a plastic clamp connecting the rear A/C lines may become loose. This may allow separation of the A/C lines and a loss of refrigerant.
T-TT-0092-11 Rev2018-04-02. Service bulletin. ELECTRICAL SYSTEM. Some customers may complain that the Rear Seat Entertainment (RSE) system is inoperative if the have misplaced the parental passcode for the system.
TS-BO030-01 Obso2018-04-02. Service bulletin. VISIBILITY/WIPER. This bulletin is now obsolete. Please see T-SB-0185-13.
T-SB-0185-132018-04-02. Service bulletin. VISIBILITY. The following procedures are recommended during routine maintenance or in the event of a customer concern for wiper performance.
T-SB-0142-132018-04-02. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Some 2004 ? 2014 model year Toyota vehicles may exhibit odors naturally occurring from the HVAC system and/or related environmental factors. Although there is no way to eliminate these odors, follow the General Procedure in this bulletin to minimize the odors experienced.

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