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C 1500 Truck 2WD V8-393 6.5L DSL Turbo (1994)

Relays and Modules > Relays and Modules - Powertrain Management > Relays and Modules - Computers and Control Systems > Air Flow Meter/Sensor Relay > Component Information > Technical Service Bulletins > Shift Indicator Light Application and Operation

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Air Flow Meter/Sensor Relay: Technical Service Bulletins
Shift Indicator Light Application and Operation

File In Section: 7 - Transmission

Bulletin 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:

Relays and Modules > Relays and Modules - Powertrain Management > Relays and Modules - Computers and Control Systems > Air Flow Meter/Sensor Relay > Component Information > Technical Service Bulletins > Shift Indicator Light Application and Operation

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