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A/T - Production Changes 125/125C, Manual Updates

88oldsmobile18

SUBJECT NEW PRODUCT INFORMATION


1989 CUTLASS CALAIS AND CUTLASS CIERA

MODELS/YEARS EQUIPPED WITH 125/125C TRANSAXLE (RPO M34/MD9)
NUMBER: 89-T-13

CORP. REF. NO.: 877144

DATE: November 1988

SECTION: 7A
BULLETIN COVERS:

Revised information for THM 125/125C transaxles in 1989 New Product Information Manuals, preliminary service manuals and service manuals printed prior to October, 1988. This information will be in service manuals printed after November, 1988.

Refer to this bulletin when use of the following information is necessary.

FIGURE 1 - 1989 THM 125C SHIFT SPEED CHART:




FIGURE 2 - PRELIMINARY CHECK PROCEDURE:




FIGURE 3 - CONTROL VALVE AND OIL PUMP ASSEMBLY:




Transaxle Diagnosis (Figure 1) 1989 THM 125C Shift Speed Chart Transaxle Transaxle Diagnosis (Figure 2) Preliminary Check Procedure (Fluid Pressure Check) Unit Repair Section (Figure 3) Control Valve and Oil Pump Assembly

In Figure 3 a new valve bore plug (382) has been added to some THM 125/125C models.
Changes in the preliminary check procedure and shift speed chart are due to some THM 125/125C models which were dropped and new models that were added as follows:

Models Dropped: Models Added:

KFC, KKC, KMC, KXC, PDC, BUC, BZC, CMC, CRC, HRC,
PJC, PLC, PNC, RUC, THC PBS, TNC