Borrego 4WD V6-3.8L (2009)
Thermostat Housing: All Technical Service Bulletins
Cooling System - Booming Noise Heard At 2,000 RPM
GROUP ENGINE
NUMBER 052 [REVISED]
MODEL BORREGO (HM)
DATE APRIL 2010
SUBJECT:
2009 MY THERMOSTAT HOUSING ASSEMBLY REPLACEMENT (3.8L ENGINE)
This bulletin provides information relating to a running change made on Borrego (HM) vehicles equipped with 3.8L engines produced from 5/20/2008 -
10/8/2008 which may experience a booming type noise while driving around 2000 rpm. The booming noise is transmitted into the inside of the vehicle
via the heater pipes and the thermostat housing. Follow this service procedure as directed to repair this customer concern.
NOTICE
Changes between this revised Technical Service Bulletin and the original version are shown with a black bar and/or asterisks.
PARTS INFORMATION
