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Chevrolet Silverado / GMC Sierra. Manual - part 2362
BRAKING ACTION UNEVEN - PULLS TO ONE SIDE
Test Description
The numbers below refer to the step numbers on the diagnostic table.
4: Suspension components that are not operating properly may cause a disturbance to the
vehicle during application of the brake system.
5: Steering components that are not operating properly may cause a disturbance to the
vehicle during application of the brake system.
8
Inspect the park brake system for proper
operation. Refer to Park Brake System
Diagnosis .
Did you find and correct a condition?
Go to Step 9
Go to Diagnostic
Starting Point -
Hydraulic
Brakes
9
1. Install or connect components that were
removed or disconnected during diagnosis.
2. Road test the vehicle in order to confirm
proper operation. Refer to Brake System
Vehicle Road Test.
Is the condition still present?
Go to Step 2
System OK
Step
Action
Yes
No
DEFINITION: Vehicle pulls to one side only when braking.
1
Were you sent here from the Hydraulic Brake
Symptom table?
Go to Step 2
Go to Diagnostic
Starting Point -
Hydraulic
Brakes
2
1. Inspect the hydraulic brake system for the
following conditions.
Kinked, pinched or damaged brake
pipe or flexible brake hose
Sticking or improperly operating
caliper piston
Brake fluid leak
2. Adjust, repair or replace components as
necessary. Refer to Hydraulic Brake
2008 Chevrolet Silverado 1500
2008 BRAKES Hydraulic Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
System Diagnosis.
Did you find and correct a condition?
Go to Step 6
Go to Step 3
3
1. Inspect the disc brake system for the
following conditions.
Contaminated linings
Glazed linings
Distorted, cracked or damaged
linings on one side
Loose, damaged or missing caliper
hardware and/or lining hardware
Incorrect linings on one side
Hard spots, heat checks, blueing
discoloration of rotor friction
surfaces; possibly due to brake drag
Glazed rotor friction surfaces
Bent or damaged caliper or mounting
component
2. Adjust, repair or replace components as
necessary. Refer to Disc Brake System
Diagnosis.
Did you find and correct a condition?
Go to Step 6
Go to Step 4
4
1. Inspect the suspension system for the
following conditions.
Incorrect tire pressures
Loose suspension component
connections
Excessively worn or damaged
suspension components
2. Adjust, repair or replace components as
necessary. Refer to Diagnostic Starting
Point - Suspension General Diagnosis .
Did you find and correct a condition?
Go to Step 6
Go to Step 5
1. Inspect the steering system for the
2008 Chevrolet Silverado 1500
2008 BRAKES Hydraulic Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
BRAKING ACTION UNEVEN - FRONT TO REAR
Test Descriptions
The number below refers to the step number on the diagnostic table.
4: Suspension components that are not operating properly may cause a disturbance to the
vehicle during application of the brake system.
5
following conditions.
Loose steering component
connections
Excessively worn or damaged
steering components
2. Adjust, repair or replace components as
necessary. Refer to Diagnostic Starting
Point - Power Steering System (w/o
Electro-Hydraulic Steering) .
Did you find and correct a condition?
Go to Step 6
Go to Diagnostic
Starting Point -
Hydraulic
Brakes
6
1. Install or connect components that were
removed or disconnected during diagnosis.
2. Road test the vehicle in order to confirm
proper operation. Refer to Brake System
Vehicle Road Test.
Is the condition still present?
Go to Step 2
System OK
Step
Action
Yes
No
DEFINITION: Braking action or stopping force sensitive or grabbing and/or more
pronounced at the front or at the rear axle. Sensitive or grabbing brakes: Excessive brake
jump-in force relative to brake pedal input.
1
Were you sent here from the Hydraulic Brake
Symptom table?
Go to Step 2
Go to Diagnostic
Starting Point -
Hydraulic
Brakes
1. Inspect the hydraulic brake system for the
following conditions:
2008 Chevrolet Silverado 1500
2008 BRAKES Hydraulic Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
2
Improper operation of caliper pistons
Kinked, pinched or damaged brake
pipe or flexible brake hose
Brake fluid leak
Improperly functioning proportion
valve, if equipped
Improper operation of dynamic rear
proportion (DRP) system, if equipped
2. Adjust, repair or replace components as
necessary. Refer to Hydraulic Brake
System Diagnosis.
Did you find and correct a condition?
Go to Step 6
Go to Step 3
3
1. Inspect the disc brake system for the
following conditions:
Contaminated linings
Glazed linings
Distorted, cracked or damaged
linings
Excessively worn linings
Aftermarket linings
Damaged or excessively worn caliper
hardware and/or lining hardware
Hard spots, heat checks, blueing
discoloration of rotor friction
surfaces
Glazed rotor friction surfaces
2. Adjust, repair or replace components as
necessary. Refer to Disc Brake System
Diagnosis.
Did you find and correct a condition?
Go to Step 6
Go to Step 4
1. Inspect the suspension system for the
following conditions:
Loose suspension component
2008 Chevrolet Silverado 1500
2008 BRAKES Hydraulic Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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