Cobalt L4-2.2L (2008)
Evaporator Drain Tube: Customer Interest
A/C - Front/Rear Passenger Carpet Wet
TECHNICAL
Bulletin No.: 09-01-37-002D
Date: September 27, 2010
Subject: Water Leak into Front and Rear Passenger Floor and/or Carpet Wet (Inspect White Plug in HVAC Evaporator Drain and Apply Sealer to Front
of Dash Area)
Models:
2008-2010 Chevrolet Cobalt
2008-2011 Chevrolet HHR, Malibu
2008-2010 Pontiac G5
2008-2009 Pontiac G6
2008-2009 Saturn AURA
Supercede:
This bulletin is being revised to add the Pontiac G5 model. Please discard Corporate Bulletin Number 09-01-37-002C (Section 01 - HVAC).
Condition
Some customers may comment that the front and rear floor carpet is wet on the passenger side.
Cause
This condition may be caused by a plugged HVAC evaporator Drain. In some cases, water from the HVAC system will drain back though the front of the
dash.
Correction
Note
Reposition of the heat shield is not necessary on a Cobalt and HHR.
1. Verify the customer's concern. If there is water on the passenger side front floor area, raise and suitably support the vehicle. Refer to Lifting and
Jacking the Vehicle in SI.
2. Inspect the operation of the drain.
Note
Make sure that small debris is not plugging up the drain.
3. Reposition the heat shield (1) in order to gain access to the HVAC drain.
