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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1990 GEO Prizm car and truck
repair procedures including GEO 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 GEO Prizm automobile. Try the Automotix DIY solution today!
We have info for following modifications of 1990 GEO Prizm
- 1990 GEO Prizm LSI 1.6 L4 GAS, CC:1587, Fuel Injection, Engine VIN:, Desg:6
- 1990 GEO Prizm GSI 1.6 L4 GAS, CC:1587, Fuel Injection, Engine VIN:, Desg:A
BRAKE SERVICE PROCEDURES FOR 1990 GEO Prizm AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 GEO Prizm cars and light trucks from 1990+.
DRUM BRAKES, GENERAL MOTORS -> Type 6 -> REMOVAL
Vehicle: 1990 GEO Prizm LSI 1.6 L4 GAS
- Raise and support vehicle.
- Mark relationship of wheel to axle, then remove wheel and tire assembly.
- Remove brake drum. If drum is difficult to remove, insert screwdriver through hole in backing plate and hold automatic adjusting lever away from adjusting bolt, then, using a second screwdriver, reduce brake shoe adjustment.
- Remove return spring, Fig.
- Remove hold-down spring, retainers and pin retaining front shoe.
- Disconnect anchor spring from front shoe, then remove front shoe.
- Remove anchor spring.
- Remove hold-down spring, retainers and pin retaining rear shoe.
- Using screwdriver, disconn...
CLICK HERE TO GET FULL ACCESS TO 1990 GEO Prizm BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1990 GEO Prizm AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 GEO Prizm cars and light trucks from 1990+.
DISC BRAKES, GENERAL MOTORS -> Toyota/GM Single Piston Caliper -> PARKING BRAKE ADJUSTMENTS
Vehicle: 1990 GEO Prizm GSI 1.6 L4 GAS
- Check that parking brake lever travel is correct by pulling parking brake lever all the way up and counting the number of...
CLICK HERE TO GET FULL ACCESS TO 1990 GEO Prizm BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1990 GEO Prizm AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 GEO Prizm cars and light trucks from 1990+.
DISC BRAKES, GENERAL MOTORS -> Toyota/GM Single Piston Caliper -> DESCRIPTION
Vehicle: 1990 GEO Prizm GSI 1.6 L4 GAS
The caliper is a single bore design and is mounted to a carrier assembly. Hydraulic pressure, created by applying brake pedal, is converted by caliper to a stopping force. This force acts equally against the piston a...
CLICK HERE TO GET FULL ACCESS TO 1990 GEO Prizm BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1990 GEO Prizm AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 GEO Prizm 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 GEO Prizm LSI 1.6 L4 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 GEO Prizm BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1990 GEO Prizm AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 GEO Prizm cars and light trucks from 1990+.
DISC BRAKES, GENERAL MOTORS -> Toyota/GM Single Piston Caliper -> REAR CALIPER REPLACEMENT -> INSTALLATION -> REMOVAL
Vehicle: 1990 GEO Prizm GSI 1.6 L4 GAS
REMOVAL
- Siphon2/3 of the brake fluid from master cylinder, raise and support vehicle, and remove wheels.
- Reinstall 2 wheel nuts to retain rotor.
- Remove union nut securing brake hose to caliper and drain fluid into suitable container.
- Remove clip from parking brake and disconnect parking brake cable.
- Remove caliper mounting bolt, lift caliper, then remove parking brake pin clip.
- While pushing parking brake crank, Fig. , remove pin.
- Lift caliper and remove from vehicle.
INSTALLATION
- P...
CLICK HERE TO GET FULL ACCESS TO 1990 GEO Prizm BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1990 GEO Prizm AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 GEO Prizm cars and light trucks from 1990+.
DISC BRAKES, GENERAL MOTORS -> General Information -> BRAKE ROUGHNESS
Vehicle: 1990 GEO Prizm LSI 1.6 L4 GAS
The most common cause of brake chatter on disc brakes is a variation in thickness of the disc. If roughness or vibration is encountered during highway operation or if pedal pulsation is experienced at low speeds, the disc may have excessive thickness variation. To check for this condition, measure the disc at 12 points with a micrometer at a radius approximately one inch from edge of disc. If thickness measurements vary by more than .0005 inch, the disc should be rep...
CLICK HERE TO GET FULL ACCESS TO 1990 GEO Prizm BRAKE SERVICE PROCEDURES
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