Quest Minivan GXE V6-3.3L (VG33E) (2002)
Evaporator Case: All Technical Service Bulletins
A/C Outlet (Rear) - Blows Warm Air
Classification: HA01-003A
Reference: NTB02-009A
March 8, 2002
1999-2002 QUEST REAR A/C OUTLETS BLOW WARM AIR
ATTENTION: THIS BULLETIN HAS BEEN REVISED. The PARTS INFORMATION Section has been amended. Please discard all previously
released copies of NTB02-009.
APPLIED VEHICLES:
1999-2002 Quest (V41)
SERVICE INFORMATION
If a 1999-2002 Quest exhibits the following symptom:
^
Front Air Conditioner outlets blow cold air, but rear A/C outlets blow warm air,
The expansion valve on the rear evaporator assembly (located in the right rear quarter panel area) may be restricted by debris and/or may not be opening
properly. Use the Service Procedure provided in this bulletin to verify the incident and install a new expansion valve, if it should occur.
SERVICE PROCEDURE
1.
Verify that the symptoms exist as described in the Service Information section.
Outside the vehicle:
2.
Discharge and recover all of the refrigerant from the A/C system.
3.
Remove the right-hand rear wheel.
4.
Remove the Air Conditioner line protector in front of the right rear wheel housing.
5.
Remove the retainer nuts from the high and low-side connections at the right rear wheel housing.
6.
Separate the high and low-side line connectors under the right-hand rear side panel.
7.
Remove the A/C line panel in front of the wheel housing.
Inside the vehicle:
8.
Remove the 2nd and 3rd row floor mats.
9.
Remove the 2nd row bench or bucket seats.
10.
Slide the 3rd row seat fully forward.
11.
Remove the right hand 2nd and 3rd row seat belt anchor bolts.
12.
Unscrew the four screws from the right-hand parcel shelf support and remove the support.
13.
Remove the two push-type panel finishers in front of and behind the right-hand side panel.
14.
Disconnect the right-hand speaker connector.
15.
Remove the right-hand rear side panel.
16.
Remove the rear evaporator assembly mounting bolts and disconnect the blower motor resistor connector and blower motor connector.
17.
Remove the rear evaporator assembly. Place it carefully on a workbench.