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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 GMC Savana 3500 car and truck
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BRAKE SERVICE PROCEDURES FOR 2003 GMC Savana 3500 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 GMC Savana 3500 cars and light trucks from 1990+.
Power Brake Units -> Delco Brake Booster -> Troubleshooting -> Brakes Grab -> Hard Pedal -> Slow Or No Release
Vehicle: 2003 GMC Savana 3500 6.0 V8 GAS
Hard Pedal
- Internal vacuum leak.
- Faulty control valve.
- Broken or damaged hydraulic brake lines.
- Collapsed or damaged vacuum hose.
- Plugged or loose vacuum fitting.
- Bad stud welds on front or rear housing on power head.
- Faulty booster diaphragm.
- Restricted air filter element.
- Worn or distorted reaction plate or levers.
- Cracked or broken pow...
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BRAKE SERVICE PROCEDURES FOR 2003 GMC Savana 3500 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 GMC Savana 3500 cars and light trucks from 1990+.
Hydraulic Brake Systems -> Description -> Hydraulic Control Valves -> Master Cylinder
Vehicle: 2003 GMC Savana 3500 6.0 V8 GAS
Master Cylinder
Some vehicles use a conventional tandem master cylinder with two hydraulic pistons operating in-line. The primary piston controls the front brake system and the secondary piston controls the rear brake system.
Other models use a master cylinder that operates the same as the conventional master cylinder, but also incorporates a quick take-up feature in the rear chamber to reduce excessive pedal travel which may result from increased fluid displacement required to move the low drag caliper piston out against the rotor.
The quick take-up uses a spring-loaded ball check val...
CLICK HERE TO GET FULL ACCESS TO 2003 GMC Savana 3500 BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2003 GMC Savana 3500 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 GMC Savana 3500 cars and light trucks from 1990+.
Drum Brakes -> Precautions
Vehicle: 2003 GMC Savana 3500 6.0 V8 GAS
When working on or around brake assemblies, care must be taken to prevent breathing asbestos dust, as many manufacturers incorporate asbestos fibers in the production of brake linings. During routine service operations, the amount of asbestos dust from brake lining wear is at a low level because of a chemical breakdown during use and a few precautions will minimize exposure.. Do not sand or grind brake linings unless suitable local exhaust ventilation equipment is used to prevent excessiv...
CLICK HERE TO GET FULL ACCESS TO 2003 GMC Savana 3500 BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2003 GMC Savana 3500 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 GMC Savana 3500 cars and light trucks from 1990+.
Power Brake Units -> Delco Brake Booster -> Power Brake Unit Service Replacement
Vehicle: 2003 GMC Savana 3500 6.0 V8 GAS
The power brake uni...
CLICK HERE TO GET FULL ACCESS TO 2003 GMC Savana 3500 BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2003 GMC Savana 3500 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 GMC Savana 3500 cars and light trucks from 1990+.
Power Brake Units -> Bendix Brake Booster -> Precautions -> Battery Ground Cable
Vehicle: 2003 GMC Savana 3500 6.0 V8 GAS
Battery Ground Cable
Prior to service, dis...
CLICK HERE TO GET FULL ACCESS TO 2003 GMC Savana 3500 BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2003 GMC Savana 3500 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 GMC Savana 3500 cars and light trucks from 1990+.
Hydraulic Brake Systems -> Brake System Bleed -> Hydraulic System Flush -> Manual Bleed -> Master Cylinder Bleed -> Parking Brake Bleed -> Pressure Bleed
Vehicle: 2003 GMC Savana 3500 6.0 V8 GAS
Manual Bleed
- If vehicle is equipped with power brakes, remove vacuum reserve by applying brakes several times with engine off.
- Fill master cylinder reservoirs with suitable brake fluid.. Ensure to always keep master cylinder reservoirs at least half full during entire bleeding procedure.
- If master cylinder is suspected to have air in the bore, it must be bled first. To bleed master cylinder, proceed as follows:
- Disconnect forward brake pipe connection at master cylinder.
- Allow brake fluid to fill master cylinder bore until it begins to flow from forward pipe connector port.
- Connect...
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