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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1990 Chevrolet Corvette 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 1990 Chevrolet Corvette automobile. Try the Automotix DIY solution today!
We have info for following modifications of 1990 Chevrolet Corvette
- 1990 Chevrolet Corvette 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:8
- 1990 Chevrolet Corvette ZR-1 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:J
BRAKE SERVICE PROCEDURES FOR 1990 Chevrolet Corvette AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Chevrolet Corvette cars and light trucks from 1990+.
ANTI-LOCK BRAKES, GENERAL MOTORS -> Corvette (Bosch ABS II Type) -> COMPONENT REPLACEMENT -> 1990-91 Models -> CONTROL MODULE -> LATERAL ACCELERATION SWITCH (ACCELEROMETER) -> MODULATOR VALVE -> WHEEL SPEED SENSOR -> WIRING HARNESS & MODULE RELAY
Vehicle: 1990 Chevrolet Corvette 5.7 V8 GAS
MODULATOR VALVE
Replace modulator valve through access in rear storage compartment.
- Disconnect battery ground cable.
- Remove storage tray and insulation.
- Disconnect and remove entire ABS wiring harness from storage compartment.
- Disconnect modulator valve ground from body wiring harness.
- Disconnect five brake pipes from modulator valve, noting location for reassembly.
- Remove three modulator valve to bracket attaching nuts, then the modulator valve, Fig. .
- Reverse procedure to install, noting the following:
- Torque modulator valve to bracket attaching nuts to 7 ft. lbs.
- Remove shipping ...
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BRAKE SERVICE PROCEDURES FOR 1990 Chevrolet Corvette AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Chevrolet Corvette cars and light trucks from 1990+.
HYDRAULIC BRAKE SYSTEM, GENERAL MOTORS -> WHEEL CYLINDER OVERHAUL
Vehicle: 1990 Chevrolet Corvette 5.7 V8 GAS
- Raise and support vehicle.
- Remove wheel, drum and brake shoes.
- Disconnect hydraulic line at wheel cylinder.Do not pull metal line away from cylinder, as this may kink or bend line. Line will separate from cylinder when cylinder is moved away from brake backing plate.
- Remove wheel cylinder-to-brake plate attaching screws, then the wheel cylinder.
- Remove boots, pistons, springs and cups from cylinder,Fig. .
- Clean all parts with brake fluid.
- Inspect cylinder bore. A scored bore may be honed as long as the diameter is not increased by m...
CLICK HERE TO GET FULL ACCESS TO 1990 Chevrolet Corvette BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1990 Chevrolet Corvette AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Chevrolet Corvette cars and light trucks from 1990+.
POWER BRAKE UNITS, GENERAL MOTORS -> TOYOTA/GM SINGLE DIAPHRAGM TYPE -> ADJUSTMENTS -> Assembly -> Booster Pushrod -> Brake Pedal -> Brakes Drag -> Brakes Grab -> Disassembly -> Hard Pedal/Brakes Inefficient -> Low Or Spongy Brake Pedal -> OVERHAUL -> TROUBLESHOOTING
Vehicle: 1990 Chevrolet Corvette 5.7 V8 GAS
ADJUSTMENTS
Brake Pedal
- With engine running and brake pedal in rest position, measure distance between face of pedal and floor mat.
- If distance is not 5.79-6.18 inches, adjust pedal height as follows:
- Remove left lower instrument panel trim section and air duct.
- Loosen stop lamp switch sufficiently to gain clearance for pedal adjustment.
- Loosen locknut and rotate pedal pushrod as needed to obtain specified pedal height, then tighten locknut.
- Adjust position of brake light switch so that plunger lightly contacts pedal stopper and brake lamps are off when pedal is release...
CLICK HERE TO GET FULL ACCESS TO 1990 Chevrolet Corvette BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1990 Chevrolet Corvette AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Chevrolet Corvette cars and light trucks from 1990+.
HYDRAULIC BRAKE SYSTEM, GENERAL MOTORS -> MASTER CYLINDER REPLACEMENT
Vehicle: 1990 Chevrolet Corvette ZR-1 5.7 V8 GAS
- Disconnect wire connector from brake warning pressure switch.
- Disconnect brake lines fro...
CLICK HERE TO GET FULL ACCESS TO 1990 Chevrolet Corvette BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1990 Chevrolet Corvette AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Chevrolet Corvette cars and light trucks from 1990+.
HYDRAULIC BRAKE SYSTEM, GENERAL MOTORS -> SYSTEM SERVICE -> BLEEDING BRAKES -> Flushing Hydraulic System -> Manual Bleeding -> Pressure Bleeding -> Wheel Bleeding Sequence
Vehicle: 1990 Chevrolet Corvette ZR-1 5.7 V8 GAS
BLEEDING BRAKES
Manual Bleeding
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 off.
- Fill master cylinder reservoir with clean brake fluid. Check fluid level often during bleeding procedure; do not let reservoir fall below half full.
- If necessary, bleed master cylinder as follows:
- Disconnect master cylinder forward brake line connection until fluid flows from re...
CLICK HERE TO GET FULL ACCESS TO 1990 Chevrolet Corvette BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1990 Chevrolet Corvette AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Chevrolet Corvette cars and light trucks from 1990+.
HYDRAULIC BRAKE SYSTEM, GENERAL MOTORS -> MASTER CYLINDER SERVICE -> Assembly -> CAST IRON TYPE -> COMPOSITE TYPE -> CORVETTE -> Disassembly -> EXCEPT CORVETTE -> Inspection
Vehicle: 1990 Chevrolet Corvette ZR-1 5.7 V8 GAS
COMPOSITE TYPE
Refer toFigs. and when performing the following procedures.
EXCEPT CORVETTE
Disassembly
- Remove master cylinder from vehicle as follows:
- Disconnect and plug hydraulic lines.
- Remove two master cylinder attaching nuts, then the master cylinder.
- Remove reservoir cover and diaphragm. Discard old brake fluid in reservoir.
- Inspect cover and diaphragm. Replace if cut, cracked or deformed.
- Remove fluid level switch, if equipped.
- On models with compact master cylinder, remove proportioner valve assembly,Fig. .
- Depress primary piston and remove lock ring.
- Plug primary fluid ou...
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