pontiac Workshop Repair Guides

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Brake Pedal - High Operating Effort|Page 4394 > < Brake Pedal - High Operating Effort
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Brake Master Cylinder: Customer Interest
Brake Pedal - High Operating Effort

Number

84-5-5

Date

2/85

Subject:

REDUCING BRAKE PEDAL EFFORT ON FIREBIRDS WITH FOUR WHEEL DISC BRAKES - ALL 1982-84

The higher brake pedal effort associated with 1982-84 Firebird vehicles equipped with four wheel disc brakes may be a source of some customer
comments. The J65 brake system was designed with a low pedal ratio for reduced free travel and a firmer and higher effort pedal for the high
performance buyer. Owners of J65 equipped Firebird vehicles not sharing this interest and desiring reduced brake pedal effort can be accommodated by
replacing the original production master cylinder assembly with the appropriate J50 master cylinder unit specified below.

ORIGINAL J65

REPLACEMENT J50

MODEL YEAR

MASTER CYLINDER

MASTER CYLINDER

1982-83

18008370

18009367

1984

19010574

18010572

Brake Pedal - High Operating Effort|Page 4394 > < Brake Pedal - High Operating Effort