Harsh 3-2 Shift **High Altitude Only**

II. HARSH 3-2 SHIFT **High Altitude Only**

1985-1990 Century, Electra/Park Avenue, Riviera/Reatta, LeSabre and Regal models

1991 Century, LeSabre and Regal models

1992 Century and Regal models

Service Procedures:





A harsh 3-2 shift condition at high altitude may be corrected by installing the appropriate Service Package containing:
(1) 3-2 Control Valve Spring (341) (refer to Figure 5)
(2) Spacer Plate Gaskets
(3) Instruction Sheets

IMPORTANT:
Service replacement Transaxle Assemblies (SRTA) are built with original calibrations and may need to be updated with a service 3-2 control valve spring per customer requirements.





Service Parts Information:
3-2 Control Valve Spring


Service Manual Reference:

Refer to the HYDRA-MATIC 4T60 (ME9) Automatic Transaxle Unit Repair Table of Contents for Control Valve Assembly Service Information.

Service Notes:





Before installing Service Replacement Transaxle Assembly (SRTA) in areas designated as "high altitude," install the new 3-2 control valve spring. Refer to Figure 8 for a geographical listing of high altitude areas.