Toyota TSB #T-TT-0552-19 Rev
2021 Toyota Tundra
Affected Component: ENGINE AND ENGINE COOLING
- Summary
- TT: Repairing a 1234YF HVAC system on a gas powered (non-hybrid) Toyota vehicle may require additional compressor oil to complete the repairs. The various 1234YF compressor oils (ND-12, PS-D1, or VC100YF) are available through the Toyota Approved Dealer Equipment website.