chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

A/T - Loss of Wide Open Throttle 3-4 Shift When Hot|Page 2013 > < A/T - Loss of Wide Open Throttle 3-4 Shift When Hot
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SERVICE PROCEDURE:

(Figure 2)

Install the TV boost valve and spring into the pump cover assembly. Install the 3-4 throttle valve, bushing and spring into the control valve assembly.
Follow the procedures listed in the Automatic Transmission Unit Repair Section of the applicable Service Manual.

IMPORTANT:Do not install a 1991 model transmission into a 1989 or 1990 vehicle. Part changes made in the 1991 model year make the 1991 models

incompatible with earlier vehicle systems.

SERVICE PARTS INFORMATION:

Description

Part Number

Police Package

8673948

(includes: TV boost valve and bushing, 

A/T - Loss of Wide Open Throttle 3-4 Shift When Hot|Page 2013 > < A/T - Loss of Wide Open Throttle 3-4 Shift When Hot