2004 Chevrolet Blazer Brake Service (ONLINE REPAIR MANUALS)

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BRAKE SERVICE PROCEDURES FOR 2004 Chevrolet Blazer AUTOMOBILES

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

Power Brake Units -> Delco Brake Booster -> Power Brake Unit, Replace -> Astro, Avalanche, Escalade EXT, Safari, Sierra, Silverado & SSR -> Aztek & Rendezvous -> Blazer, Bravada, Envoy, Jimmy, Rainier & Trailblazer -> Canyon, Colorado, Sonoma & S10 -> Equinox & Torrent -> Escalade, HHR, Suburban, Tahoe & Yukon -> Express & Savana -> Hummer H2 -> Hummer H3 -> Montana, Silhouette & Venture -> Relay, Terraza, SV6 & Uplander -> SRX -> Vue
Vehicle: 2004 Chevrolet Blazer 4.3 V6 GAS

Aztek & Rendezvous

  • Remove coolant reservoir, then relieve fuel system pressure as follows:
    • Loosen fuel filler cap to discharge tank pressure.
    • Connect fuel pressure gauge tool No. J-34730-1A, or equivalent, to fuel pressure connection. Wrap shop towel around connection while connecting fuel pressure gauge in order to avoid fuel spillage.
    • Install bleed hose into an approved container and open valve in order to bleed fuel system pressure.
    • Drain any fuel remaining in fuel pressure gauge into suitable container.
  • Remove cruise control cable from module, then disconnect electrical ...

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BRAKE SERVICE PROCEDURES FOR 2004 Chevrolet Blazer AUTOMOBILES

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

Disc Brakes -> Delco Single Piston Sliding Caliper -> Description
Vehicle: 2004 Chevrolet Blazer 4.3 V6 GAS

The caliper assembly slides on its mounting surfaces, Fig. . Upon brake application, hydraulic pressure against the piston forces the inboard pad against the inboard...

CLICK HERE TO GET FULL ACCESS TO 2004 Chevrolet Blazer BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 2004 Chevrolet Blazer AUTOMOBILES

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

Anti-Lock Brakes -> Kelsey-Hayes -> Description
Vehicle: 2004 Chevrolet Blazer 4.3 V6 GAS

When wheel slip is detected during a brake application, the ABS enters anti-lock mode. During anti-lock braking, hydraulic pressure in the individual wheel circuits is controlled to prevent any wheel from slipping. A separate hydraulic line and specific solenoid valves are provided for each wheel. The ABS can decrease, hold, or increase hydraulic pressure to each wheel brake. The ABS cannot, however, increase hydraulic pressure above the amount which is transmitted by the master cylinder during braking.

During anti-lock braking, a series of rapid pulsations is felt in the brake pedal...

CLICK HERE TO GET FULL ACCESS TO 2004 Chevrolet Blazer BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 2004 Chevrolet Blazer AUTOMOBILES

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

Disc Brakes -> Delco Single Piston Sliding Caliper -> Troubleshooting -> Brake Rattle -> Brake Roughness Or Chatter; Pedal Pumping -> Caliper Brake Fluid Leak -> Excessive Pedal Effort -> Excessive Pedal Travel -> Heavy Brake Drag -> No Braking Effect When Brake Pedal Is Depressed -> Pull, Uneven Or Grabbing Brakes -> Rear Brakes Locking On Application
Vehicle: 2004 Chevrolet Blazer 4.3 V6 GAS

Excessive Pedal Travel

  • Worn brake linings.
  • Disc pads knock back after cornering or rough road travel.
  • Piston and linings not properly seated or positioned.
  • Insufficient fluid in system.
  • Loose wheel bearing adjustment.
  • Damaged or worn caliper piston seal.
  • Improper booster pushrod adjustment.
  • Pads out of flat more than .005 inch.
  • Rear brake automatic adjusters inoperative.
  • Improperly ground rear brake shoes.

Brake Roughness Or Chatter; Pedal Pumping

  • Excessive lateral runout of rotor.
  • Rotor excessively out of parallel.

Excessive Pedal Effort

  • Frozen or seized pistons.
  • Brake fluid, oil or grease on ...

CLICK HERE TO GET FULL ACCESS TO 2004 Chevrolet Blazer BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 2004 Chevrolet Blazer AUTOMOBILES

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

Disc Brakes -> Delco Dual Piston Sliding Caliper -> Description
Vehicle: 2004 Chevrolet Blazer 4.3 V6 GAS

The caliper mounts in a way that allows the caliper to move laterally inboard as the brake pads wear. The caliper housing is a one piece casting with the inboard side containing the piston bore. The piston seal also acts as a return mechanism for the piston.

Applying the brake pedal causes the hydraulic pressure that moves the caliper piston. The piston then forces the inboard brake pad against the inboard braking surface of the rotor. Increasing the force against...

CLICK HERE TO GET FULL ACCESS TO 2004 Chevrolet Blazer BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 2004 Chevrolet Blazer AUTOMOBILES

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

Disc Brakes -> Delco Single Piston Sliding Caliper -> Rotor, Replace -> 2WD Models -> 4WD Models -> Except Montana, Silhouette & Venture -> Front -> Montana, Silhouette & Venture -> Rear
Vehicle: 2004 Chevrolet Blazer 4.3 V6 GAS

2WD Models

Except Montana, Silhouette & Venture
Front
  • Raise and support vehicle.
  • Remove tire and wheel assembly.
  • Remove caliper as outlined in .
  • Remove grease cap from hub/rotor, Fig. .
  • Remove cotter pin, nut and washer.
  • Remove hub/rotor from spindle, being careful not to damage spindle threads or outer bearing.
  • Reverse procedure to install, noting the following:
    • Apply high-temperature wheel bearing grease to inner and outer wheel bearings.
    • Torque nut to 12 ft. lbs., while turning wheel assembly forward by hand, back nut off one flat or until hole in spindle aligns with hole in nut. Insert ...

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