Shift Indicator Light Application and Operation
File In Section: 7 - TransmissionBulletin No.: 36-72-07A
Date: February, 1995
Subject:
Manual Transmission Shift Indicator Light Application and Operation
Models:
1993-95 Chevrolet and GMC Truck C/K and S/T Models
with Manual Transmission
This bulletin is being revised to add the 1995 model year. Please discard bulletin number 367207 (Group Reference - Transmission).
Certain trucks are not equipped with a shift indicator light. The shift light is commonly used to achieve improved fuel economy by prompting the driver when to upshift. Depending on the engine/transmission installed in the vehicle, the shift light can have the following characteristics:
^ Indicates proper shift point for maximum fuel economy.
^ Indicates engine over-speed.
^ Shift light is inoperative.
The following charts detail normal shift light operation:
1993 Models:
1994 Models:
1995 Models: