Escalade ESV AWD V8-6.2L (2007)
Coolant Line/Hose: Customer Interest
Cooling System - Overheat/Coolant Loss/Coolant Smell
Bulletin No.: 06-06-02-007
Date: May 09, 2006
TECHNICAL
Subject:
LY2, LY5, LY6, LH6, L76, LMG, LC9, L92, Coolant or Rubber Type Odor, Loss of Engine Coolant and/or Overheat Condition (Add Second Clip to
Upper Radiator Hose)
Models:
2007 Cadillac Escalade, Escalade ESV, Escalade EXT
2007 Chevrolet Avalanche, Suburban, Tahoe
2007 GMC Yukon, Yukon XL, Yukon Denali, Yukon Denali XL
with 4.8L, 5.3L, 6.0L or 6.2L VORTEC GEN IV V-8 Engine (VINs C, J, K, M, Y, 0, 3, 8 RPOs LY2, LY5, LY6, LH6, L76, LMG, LC9, L92)
with Active Fuel Management(TM) and E85 Flex Fuel
Condition
Some customers may comment on a coolant or rubber type odor. There may be a loss of coolant and/or overheat condition. Upon further investigation,
the technician may find that the radiator vent inlet hose is close to the drive belt idler pulley.
Correction
1.
If the radiator vent inlet hose is close to the drive belt idler pulley, add an additional clip in a new location. Refer to the above graphic illustration.