2004 Pontiac Sunfire Brake Service (ONLINE REPAIR MANUALS)

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BRAKE SERVICE PROCEDURES FOR 2004 Pontiac Sunfire AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Pontiac Sunfire cars and light trucks from 1990+.

Power Brake Units -> Precautions
Vehicle: 2004 Pontiac Sunfire 2.2 L4 GAS

  • After disassembling power brake unit, soak metal components in solvent.
  • Use only alcohol on components containing rubber. After components have been thoroughly cleaned and rinsed in solvent, they should be washed again in clean alcohol before assembly.
  • Use compressed air to blow dirt and cleaning fluid...

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BRAKE SERVICE PROCEDURES FOR 2004 Pontiac Sunfire AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Pontiac Sunfire cars and light trucks from 1990+.

Drum Brakes -> Cavalier, Cobalt, G5 & Sunfire -> Inspection -> Adjuster Mechanism -> Backing Plate -> Brake Drums -> Brake Linings & Springs -> Parking Brake Cable
Vehicle: 2004 Pontiac Sunfire 2.2 L4 GAS

  • Inspect components for damage or wear. Replace as required.
  • Inspect wheel cylinder boots for tears, cuts or heat damage. Replace as required.
  • Remove wheel cylinder links. If fluid spills from boot center hole, replace wheel cylinder.
  • Light fluid coatings on piston within cylinder is considered normal.
  • Inspect backing plate for evidence of axle seal leakage. If leakage exists, replace axle seal.
  • Inspect backing plate mounting bolts and ensure they are tight.
  • Clean rust and dirt from shoe contact surface on backing plate using fine emery cloth or other suitable abrasive.

Brake Drums

Any time t...

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BRAKE SERVICE PROCEDURES FOR 2004 Pontiac Sunfire AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Pontiac Sunfire cars and light trucks from 1990+.

Disc Brakes -> AC-Delco Single Piston Front Disc Brake -> Description
Vehicle: 2004 Pontiac Sunfire 2.2 L4 GAS

The caliper has a single piston and is mounted to the support bracket by two mounting bolts, Figs. through . The caliper assembly slides on the two mounting bolts. Upon brake application, fluid pressure against the piston forces the inboard s...

CLICK HERE TO GET FULL ACCESS TO 2004 Pontiac Sunfire BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 2004 Pontiac Sunfire AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Pontiac Sunfire cars and light trucks from 1990+.

Disc Brakes -> AC-Delco Single Piston Front Disc Brake -> Caliper Service -> Assemble -> Disassemble -> Inspection -> Replacement
Vehicle: 2004 Pontiac Sunfire 2.2 L4 GAS

Replacement

  • Remove approximately 2/3 of brake fluid from master cylinder.
  • Raise and support front of vehicle, then remove wheel and tire assembly.
  • Push piston back into caliper bore using suitable C-clamp, Fig. .
  • Remove inlet fitting mounting bolt, copper washer and inlet fitting from caliper housing. Plug opening in inlet fitting. Do not crimp brake hose.
  • Remove caliper mounting bolts and caliper, Fig. . If there are signs of corrosion, replace bolts when installing caliper assembly.
  • Reverse procedure to install.

Disassemble

  • Clean outside of caliper, then drain brake fluid from caliper...

CLICK HERE TO GET FULL ACCESS TO 2004 Pontiac Sunfire BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 2004 Pontiac Sunfire AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Pontiac Sunfire cars and light trucks from 1990+.

Disc Brakes -> AC-Delco Single Piston Front Disc Brake -> Rotor, Replace
Vehicle: 2004 Pontiac Sunfire 2.2 L4 GAS

  • Remove approximately 2/3 of brake fluid from master cylinder.
  • Raise and support front of vehicle, then remove wheel and tire assembly.
  • Push piston back into caliper bore using suitable C-clamp, Fig. .
  • Do not disconnect brake line fitting from caliper.
  • Remove mo...

CLICK HERE TO GET FULL ACCESS TO 2004 Pontiac Sunfire BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 2004 Pontiac Sunfire AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Pontiac Sunfire cars and light trucks from 1990+.

Hydraulic Brake Systems -> Brake System Bleed -> Bleed Sequence -> Manual -> Pressure
Vehicle: 2004 Pontiac Sunfire 2.2 L4 GAS

Brake fluid is corrosive to painted surfaces. Care must be taken not to allow brake fluid to come in contact with painted surfaces on vehicle.

When bleeding the brake system, always bleed righthand rear wheel circuit first, followed by the lefthand front, lefthand rear and, finally, righthand front.

Manual

Pressure bleeding is recommended for all hydraulic systems. However, if a pressure bleeder is unavailable, use the following procedure. Brake fluid damages painted surfaces. Immediately clean any spilled fluid.

  • Remove vacuum reserve by pumping brakes several times with engine o...

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