Brakes - Proportioner Valves Operation Update

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Number: 90-57-5

Section: 5

Date: September 1989

Corporate Bulletin No.: 935009


Subject:
GENERAL DESCRIPTION OF PROPORTIONER VALVES


Model and Year:
1989-90 A CARS


TO: ALL CHEVROLET DEALERS

This bulletin is being issued to make a change in the following Service Manuals:

1989 Chevrolet Celebrity Section 5 - page 1
1990 Chevrolet Celebrity Section 5 - page 2

The second paragraph under "Operation of Proportioner Valves" should be deleted. This paragraph pertains to a front/rear split system and not the diagonal split system used on this vehicle.