Regal V6-231 3.8L VIN L SFI (1990)
Evaporator Case: Customer Interest
A/C - Water Leaking From the HVAC Module
Bulletin 90-1-2
Date Feb '90
Ref. No. 90-033A-1
Corp.Ref.No. 931206
SUBJECT:
HVAC MODULE WATER LEAK-SEALING PROCEDURE (USE OF SEALANT)
MODELS AFFECTED: 1988-90 REGALS
THIS BULLETIN IS BEING REISSUED TO CORRECT THE "FILE GROUP" NUMBER. BULLETIN SHOULD BE FILED IN GROUP 1. PLEASE
DISCARD BULLETIN 90-6-1.
Figure 1
Some 1988-90 Regals have been reported as having water leaking from the HVAC module. This water leak is coming from the lower front side of the
module, as shown in Figure 1.
This water leak causes the front carpet to be wet and the resultant musty odor that is being mistakenly diagnosed as A/C odor.
This water leak condition may be addressed by either one of the following service parts and procedures.
Quantity
Part Number
Part Name
1
1052915
Silicone Sealant RTV
1
** 08670-3oz. Tube
** High Temp Gasket Sealant
Part is currently available from GMSPO.
** Purchase locally.
Procedure
1.
Raise vehicle and remove the A/C module rubber drain tube and lower the vehicle. (See Section 0A)