Toyota Tacoma 2016–2023 — technical service bulletin
Bulletin T-SB-0004-22 Rev · NHTSA communication 10227906 · issued Nov 7, 2022
Technical service bulletin
communication type
Visibility
component
2016–2023
model years
8
vehicle entries
Official summary
TSB: Some 2016 ? 2023 model year Tacoma vehicles may exhibit what customers describe as a 1 ? 3-second whistle noise from the HVAC system when the air conditioning system is ON. The whistle noise may occur as the compressor cycles on and off and is more prevalent with increased engine RPM during hot ambient temperatures. Follow the Repair Procedure in this bulletin to address this condition.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.