Cutlass Supreme FWD V6-189 3.1L (1989)
Control Assembly: All Technical Service Bulletins
A/C Control Assembly - Sticking Buttons
NUMBER:
91 -T-52
CORP.REF.NO: 031215
DATE:
February 1991
SECTION:
1A
SUBJECT
STICKING BUTTONS ON C67 A/C CONTROL
ASSEMBLY - OMIT/TORQUE MOUNTING SCREWS
MODELS/YEARS
1989-91 CUTLASS SUPREME THROUGH VIN
MD304155
Condition:
Sticking control buttons in the C67 A/C control assembly.
Cause:
The control assembly is twisted due to the instrument panel mounting surfaces not being in the same plain.
Correction:
Loosen the mounting screws of the control assembly. Remove the lower right screw and torque the remaining screws as specified
in the following procedure.
IMPORTANT:
Some 1990 vehicles were built with (3) mounting screws with the upper right screw being omitted.
Procedure:
1.
Using the instructions specified in Section 1B of the Service Manual remove the necessary I/P trim plates (cluster and lower accessory) to obtain
access to the A/C control assembly.
2.
Loosen the mounting screws (3 or 4) of the control assembly. If the control has only (3) screws remove the screw in the lower right position and
install it in the upper right position.
3.
Torque the mounting screws to 1.5 N-m (13 lbs.in.) in the following sequence:
1.
Lower Right - Remove and/or Omit
2.
Upper Right
3.
Lower Left
4.
Upper Left
4.
Install the I/P trim plates as specified in the service manual.
WARRANTY INFORMATION:
Labor Operation Number:
T1692
Labor Time:
0.3 Hours
Trouble Code:
92