What customers describe as a 1 ? 3-second whistle noise from the HVAC system when the air conditioning...
Toyota technical service bulletin T-SB-0004-22 for 2016-2022 Toyota Tacoma.
- Bulletin number
- T-SB-0004-22
- Component
- Visibility: defroster/defogger/HVAC system
- Summary
- TSB: Some 2016 ? 2022 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/OFF and is more prevalent with increased engine RPM during hot ambient temperatures. Follow the Repair Procedure in this bulletin to address this condition.
Owners of these vehicles have filed 32 complaints in the visibility category.
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