Engine “Pinging” or “Knocking” Noise – 2001-2003 Toyota Highlander
T-SB-0017-08 Rev1 March 12, 2008 Engine “Pinging” or “Knocking” Noise Service Category Engine/Hybrid System Applicability YEAR(S) MODEL(S) ADDITIONAL INFORMATION 2001 – 2003 Highlander Body Type(s): SUV Drive Type(s): 2WD, 4WD Engine(s): 1MZ Transmission(s): 4AT VDS(s): GF21A, HF21A TSB REVISION NOTICE Any previous printed versions of this service bulletin should be discarded. … Read more