Lumina V6-204 3.4L DOHC (1991)
Throttle Valve Cable/Linkage: Customer Interest
A/T - 4T60 Late Up-Shifts
Number:
91-365-7A
Section:
7A
Date:
JULY 1991
Corporate Bulletin No.: 037114R
Subject:
LATE TRANSAXLE UP-SHIFTS
Model and Year:
1990-91 LUMINA WITH 4T60 AUTOMATIC TRANSMISSION
THIS BULLETIN CANCELS AND SUPERSEDES DEALER SERVICE BULLETIN NO. 91-194-7A, DATED FEBRUARY 1991. THE SHIM
DIMENSION HAS BEEN CHANGED ON THE ARTWORK AND STEP 3b IN THE ALTERNATE CORRECTION PROCEDURE FROM 3
CLICKS TO 2 CLICKS. ALL COPIES OF 91-194-7A SHOULD BE DISCARDED.
CONDITION:
Owners of the above vehicles may comment about late up-shifts for the above transaxle. Refer to the "Shift Speed Chart" to verify that the above
condition does exist.
CORRECTION:
The late up-shift condition may be corrected by re-setting the T.V. cable in the following method:
1.
Verify that the T.V. and throttle cables are properly installed in the throttle lever and that the T.V. cable slider is in the full non-adjusted
position.
If the T.V. cable assembly is NOT in the full non-adjusted position, perform step "2". Otherwise, go to step "3".
2.
To move the T.V. cable to the full non-adjusted position:
a. Depress and hold the adjustment button.
b. Pull cable conduit out (towards the transaxle) until slider hits against adjustment stop.
c. Release button. The T.V. cable is now in the full non-adjusted position.