Buick Encore: Diagnostic information and procedures

SPECIFICATIONS

FASTENER TIGHTENING SPECIFICATIONS

Fastener Tightening Specifications

DIAGNOSTIC INFORMATION AND PROCEDURES

SYMPTOMS - PARK BRAKE

NOTE: Review the system operation in order to familiarize yourself with the system functions. Refer to Park Brake System Description and Operation

Visual/Physical Inspection

• Inspect for aftermarket devices which could affect the operation of the park brake system.
• Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.

Symptom List

Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:

• Park Brake Will Not Hold or Release
• Park Brake System Diagnosis (Drum Brake), Park Brake System Diagnosis (Disc Brake)

PARK BRAKE WILL NOT HOLD OR RELEASE

Park Brake Will Not Hold or Release

PARK BRAKE SYSTEM DIAGNOSIS (DRUM BRAKE)

Park Brake System Diagnosis (Drum Brake)

PARK BRAKE SYSTEM DIAGNOSIS (DISC BRAKE)

Park Brake System Diagnosis (Disc Brake)

PARK BRAKE HARDWARE INSPECTION

Fig. 1: Park Brake Lever And Pivot Pin

WARNING: Refer to Brake Dust Warning .

1. Visually inspect the park brake lever (1) and the lever pivot pin (2) for the following conditions

• The lever being bent or broken at any point - particularly at the cable attachment
• A seized or binding condition at lever pivot pin
• A broken lever pivot pin

NOTE: The brake shoe and park brake lever are not serviced separately. If either component requires replacement, they must be replaced as an assembly.

2. If any of the conditions listed were found, the park brake lever and brake shoe assembly requires replacement.

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