K 1500 Truck 4WD V8-393 6.5L DSL VIN P (1995)
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
Manual Transmission Shift Indicator Light Application and Operation
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: