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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1993 Chevrolet Lumina APV car and truck
repair procedures including Chevrolet engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your 1993 Chevrolet Lumina APV automobile. Try the Automotix DIY solution today!
We have info for following modifications of 1993 Chevrolet Lumina APV
- 1993 Chevrolet Lumina APV 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:L
- 1993 Chevrolet Lumina APV 3.1 V6 GAS, CID:189, Fuel Injection, Aspiration:189, Engine VIN:, Desg:D
BRAKE SERVICE PROCEDURES FOR 1993 Chevrolet Lumina APV AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Chevrolet Lumina APV cars and light trucks from 1990+.
Power Brake Units -> Delco-Moraine Brake Boosters -> Troubleshooting -> Brakes Grab -> Hard Pedal -> Slow Or No Release
Vehicle: 1993 Chevrolet Lumina APV 3.1 V6 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...
CLICK HERE TO GET FULL ACCESS TO 1993 Chevrolet Lumina APV BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1993 Chevrolet Lumina APV AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Chevrolet Lumina APV cars and light trucks from 1990+.
Anti-lock Brakes -> Four Wheel Anti-Lock Brake System -> Description -> Except S & T Series w/VCM & VCM-A -> S & T Series w/VCM & VCM-A
Vehicle: 1993 Chevrolet Lumina APV 3.1 V6 GAS
Except S & T Series w/VCM & VCM-A
This braking system, Figs. through , is designed to reduce the occurrence of wheel lock-up during severe braking conditions. To accomplish this function, the system regulates hydraulic brake line pressure by using an Electro-Hydraulic Control Unit (EHCU) module or a Brake Pressure Modulator Valve (BPMV). The EHCU/BPMV module has two types of valves: isolation valves, which maintain separate pressure for each front wheel and combine pressure for the rear wheels, and dump valves, which "dump" pressure to each front wheel separately and rear wheels comb...
CLICK HERE TO GET FULL ACCESS TO 1993 Chevrolet Lumina APV BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1993 Chevrolet Lumina APV AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Chevrolet Lumina APV cars and light trucks from 1990+.
Power Brake Units -> Bendix Brake Boosters -> General Service
Vehicle: 1993 Chevrolet Lumina APV 3.8 V6 GAS
Certain general service procedures apply, regardless of whether the brakes are vacuum or hydraulically assisted. Only top quality, clean brake fluid should be used. More seals and valves are used with power brake systems than with ordinary brakes, so an inferior brake fluid will do much more damage. For the same reason, be sure all dirt is kept out of the system. Additionally, care must be taken not to mix the fluids of the booster hydraulic system and brake hydraulic system as the fluids are not compatible.
If the power unit fails, the brakes will still operate, as the conventio...
CLICK HERE TO GET FULL ACCESS TO 1993 Chevrolet Lumina APV BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1993 Chevrolet Lumina APV AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Chevrolet Lumina APV cars and light trucks from 1990+.
Disc Brakes -> Bendix Single Piston Sliding Caliper -> Troubleshooting
Vehicle: 1993 Chevrolet Lumina APV 3.8 V6 GAS
Refer to "Troubleshooting," as out...
CLICK HERE TO GET FULL ACCESS TO 1993 Chevrolet Lumina APV BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1993 Chevrolet Lumina APV AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Chevrolet Lumina APV cars and light trucks from 1990+.
Anti-lock Brakes -> Rear Wheel Anti-Lock Brake System -> Troubleshooting
Vehicle: 1993 Chevrolet Lumina APV 3.8 V6 GAS
When troubleshooting the anti-lock brake system, refer to "Wiring Diagrams" in "Vehicle Systems" and connectors, Figs. through ; these may be helpful in completing a visual inspection of all relat...
CLICK HERE TO GET FULL ACCESS TO 1993 Chevrolet Lumina APV BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1993 Chevrolet Lumina APV AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Chevrolet Lumina APV cars and light trucks from 1990+.
Disc Brakes -> Bendix Single Piston Sliding Caliper -> Caliper Service -> Assemble -> Disassemble -> Inspection -> Installation -> Removal
Vehicle: 1993 Chevrolet Lumina APV 3.8 V6 GAS
Removal
- Siphon 2/3 of brake fluid from master cylinder reservoir serving front disc brakes.
- Raise vehicle, support on jack stands and remove front wheels.
- Bottom caliper piston in bore. Insert a screwdriver between inboard shoe and piston, then pry piston back into bore. The piston can also be bottomed in the bore with a large C-clamp, Fig. .
- Remove support key retaining screw.
- Drive caliper support key and spring from steering knuckle with a suitable drift and hammer, Fig. .
- Lift caliper from anchor plate and off rotor, Fig. . Hang caliper from coil spring with wire. Do not allow cal...
CLICK HERE TO GET FULL ACCESS TO 1993 Chevrolet Lumina APV BRAKE SERVICE PROCEDURES
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