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Service bulletins for the 2023 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.

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

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Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
T-SB-0049-262026-09-09. Service bulletin. POWER TRAIN. Some 2022 – 2025 model year Tundra Hybrid, 2023 – 2025 model year Sequoia Hybrid, 2024 –2025 Land Cruiser and Tacoma Hybrid, and 2025 4Runner Hybrid vehicles may exhibit a whine noise from the transmission when in Ready ON mode.
T-SB-0095-242024-11-08. Service bulletin. POWER TRAIN. Some 2023 model year Sequoia Hybrid and 2022 – 2023 Tundra Hybrid vehicles may exhibit an oil leak between the automatic transmission and the hybrid module assembly, and the source of the oil leak is from the hybrid module output shaft seal. The hybrid module assembly has been updated to minimize this condition.
T-SB-0086-242024-11-08. Service bulletin. POWER TRAIN. Some 2023 – 2024 model year Sequoia Hybrid and 2022 – 2024 model year Tundra Hybrid vehicles may exhibit a rattle sound from the hybrid module when the engine is at idle in drive or in reverse once fully warmed up. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to address this condition.
T-SB-0018-24 Rev22024-07-23. Service bulletin. POWER TRAIN. Some 2023 – 2024 model year Sequoia Hybrid and 2022 – 2024 model year Tundra Hybrid vehicles may exhibit a condition where the vehicle starts in second gear from a stop and does not allow a manual shift to first gear (S1) without first switching to 4WD or driving over 15 mph. The brake actuator logic has been modified to address these conditions.
T-SB-0018-24 Rev22024-07-23. Service bulletin. POWER TRAIN. Some 2023 – 2024 model year Sequoia Hybrid and 2022 – 2024 model year Tundra Hybrid vehicles may exhibit a condition where the vehicle starts in second gear from a stop and does not allow a manual shift to first gear (S1) without first switching to 4WD or driving over 15 mph. The brake actuator logic has been modified to address these conditions.
T-SB-0018-24 Rev12024-07-06. Service bulletin. POWER TRAIN. Some 2022 􀂱 2024 model year Tundra Hybrid and 2023 􀂱 2024 model year Sequoia Hybrid vehicles may exhibit a condition where the vehicle starts in second gear from a stop, and does not allow a manual shift to first gear (S1) without first switching to 4WD or driving over 15 mph. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to address these conditions. REVISION NOTICE April 15, 2024 Rev1: •The Required Tools & Equipment section has been updated.
T-SB-0018-242024-07-06. Service bulletin. POWER TRAIN. Some 2022 – 2024 model year Tundra Hybrid and 2023 – 2024 model year Sequoia Hybrid vehicles may exhibit a condition where the vehicle starts in second gear from a stop, and does not allow a manual shift to first gear (S1) without first switching to 4WD or driving over 15 mph. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to address these conditions.
T-SB-0018-24 Rev12024-07-06. Service bulletin. POWER TRAIN. Some 2022 􀂱 2024 model year Tundra Hybrid and 2023 􀂱 2024 model year Sequoia Hybrid vehicles may exhibit a condition where the vehicle starts in second gear from a stop, and does not allow a manual shift to first gear (S1) without first switching to 4WD or driving over 15 mph. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to address these conditions. REVISION NOTICE April 15, 2024 Rev1: •The Required Tools & Equipment section has been updated.
T-SB-0018-242024-07-06. Service bulletin. POWER TRAIN. Some 2022 – 2024 model year Tundra Hybrid and 2023 – 2024 model year Sequoia Hybrid vehicles may exhibit a condition where the vehicle starts in second gear from a stop, and does not allow a manual shift to first gear (S1) without first switching to 4WD or driving over 15 mph. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to address these conditions.

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