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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1992 Buick Roadmaster car and truck
repair procedures including Buick 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 1992 Buick Roadmaster automobile. Try the Automotix DIY solution today!
We have info for following modifications of 1992 Buick Roadmaster
- 1992 Buick Roadmaster 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:7
- 1992 Buick Roadmaster Estate 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:7
- 1992 Buick Roadmaster Limited 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:7
BRAKE SERVICE PROCEDURES FOR 1992 Buick Roadmaster AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1992 Buick Roadmaster cars and light trucks from 1990+.
Drum Brakes -> Types 1 & 2 -> Brake Service -> INSTALLATION -> REMOVAL
Vehicle: 1992 Buick Roadmaster 5.7 V8 GAS
REMOVAL
- Raise and support rear of vehicle, then remove tire and wheel assembly.
- Remove brake drum. If brake lining is dragging on brake drum, back off brake adjustment by rotating adjustment screw. If brake drum is rusted or corroded to axle flange and cannot be removed, lightly tap axle flange to drum mounting surface with a suitable hammer.
- Using brake spring pliers or equivalent, unhook primary and secondary return springs, Fig. and . Observe location of brake parts being removed to aid during installation.
- Remove brake hold-down springs with suitable tool.
- Lift actuating lever, th...
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BRAKE SERVICE PROCEDURES FOR 1992 Buick Roadmaster AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1992 Buick Roadmaster cars and light trucks from 1990+.
Anti-lock Brakes -> Brougham, Caprice, Custom Cruiser, Fleetwood (RWD), Impala SS, Riviera, Roadmaster, Toronado, Trofeo & 1993-94 DeVille, Eldorado & Seville (Bosch 2 U Type) -> System Service -> 1993-94 DeVille, Eldorado & Seville -> ACCELERATOR PEDAL ASSEMBLY -> Brake System Bleed -> Caprice, Impala SS, Custom Cruiser & Roadmaster -> Caprice, Impala SS, Custom Cruiser, Fleetwood (RWD) & Roadmaster -> Caprice, Impala SS, Custom Cruiser, Roadmaster & Fleetwood (RWD) -> Component Replacement -> Eldorado, Riviera, Seville, Toronado & Trofeo -> ELECTRONIC BRAKE CONTROL MODULE (EBCM) -> Fleetwood (RWD) -> HYDRAULIC MODULATOR VALVE -> HYDRAULIC SYSTEM FLUSH -> LEFT FRONT WHEEL SPEED SENSOR -> MANUAL BLEED -> OVER VOLTAGE PROTECTION RELAY (OVP) -> PRESSURE BLEED -> REAR AXLE SPEED SENSOR -> REAR WHEEL SPEED SENOR -> RIGHT FRONT WHEEL SPEED SENSOR -> Riviera, Toronado & Trofeo & 1992 Eldorado & Seville -> Service Precautions -> SOLENOID VALVE RELAY & PUMP MOTOR RELAY -> WHEEL BLEED SEQUENCE
Vehicle: 1992 Buick Roadmaster Estate 5.7 V8 GAS
Service Precautions
Before performing any repairs on the ABS system, note the following precautions:
- If any welding work is to be done on the vehicle using and arc welder, the EBCM and hydraulic modulator connectors should be disconnected.
- Hydraulic modulator and EBCM connectors should never be disconnected when the ignition switch is on.
- Do not use a fast charger to charge battery when battery is connected. Always disconnect battery from system before using a fast charger. Never disconnect battery from system with engine running.
- Always note routing, position and mounting of electric...
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BRAKE SERVICE PROCEDURES FOR 1992 Buick Roadmaster AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1992 Buick Roadmaster cars and light trucks from 1990+.
Power Brake Units -> Description -> AC-DELCO SINGLE DIAPHRAGM TYPE -> AC-DELCO TANDEM DIAPHRAGM TYPE -> BCIA SINGLE & TANDEM DIAPHRAGM TYPE
Vehicle: 1992 Buick Roadmaster Estate 5.7 V8 GAS
AC-DELCO TANDEM DIAPHRAGM TYPE
This unit utilizes a vacuum power chamber, consisting of a front and rear shell, housing divider, front and rear diaphragm, plate assemblies, hydraulic pushrod and a diaphragm return spring, Figs. and .
The unit operates in much the same manner as the single diaphragm unit described previously. The diaphragm and plate assemblies utilize the pressure differential between the engine intake manifold vacuum and atmospheric pressure to assist in braking.
AC-DELCO SINGLE DIAPHRAGM TYPE
The AC-Delco power booster assembly, Fig. is located along the bulkhead in ...
CLICK HERE TO GET FULL ACCESS TO 1992 Buick Roadmaster BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1992 Buick Roadmaster AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1992 Buick Roadmaster cars and light trucks from 1990+.
Anti-lock Brakes -> Brougham, Caprice, Custom Cruiser, Fleetwood (RWD), Impala SS, Riviera, Roadmaster, Toronado, Trofeo & 1993-94 DeVille, Eldorado & Seville (Bosch 2 U Type) -> System Service -> 1993-94 DeVille, Eldorado & Seville -> ACCELERATOR PEDAL ASSEMBLY -> Brake System Bleed -> Caprice, Impala SS, Custom Cruiser & Roadmaster -> Caprice, Impala SS, Custom Cruiser, Fleetwood (RWD) & Roadmaster -> Caprice, Impala SS, Custom Cruiser, Roadmaster & Fleetwood (RWD) -> Component Replacement -> Eldorado, Riviera, Seville, Toronado & Trofeo -> ELECTRONIC BRAKE CONTROL MODULE (EBCM) -> Fleetwood (RWD) -> HYDRAULIC MODULATOR VALVE -> HYDRAULIC SYSTEM FLUSH -> LEFT FRONT WHEEL SPEED SENSOR -> MANUAL BLEED -> OVER VOLTAGE PROTECTION RELAY (OVP) -> PRESSURE BLEED -> REAR AXLE SPEED SENSOR -> REAR WHEEL SPEED SENOR -> RIGHT FRONT WHEEL SPEED SENSOR -> Riviera, Toronado & Trofeo & 1992 Eldorado & Seville -> Service Precautions -> SOLENOID VALVE RELAY & PUMP MOTOR RELAY -> WHEEL BLEED SEQUENCE
Vehicle: 1992 Buick Roadmaster Limited 5.7 V8 GAS
Service Precautions
Before performing any repairs on the ABS system, note the following precautions:
- If any welding work is to be done on the vehicle using and arc welder, the EBCM and hydraulic modulator connectors should be disconnected.
- Hydraulic modulator and EBCM connectors should never be disconnected when the ignition switch is on.
- Do not use a fast charger to charge battery when battery is connected. Always disconnect battery from system before using a fast charger. Never disconnect battery from system with engine running.
- Always note routing, position and mounting of electric...
CLICK HERE TO GET FULL ACCESS TO 1992 Buick Roadmaster BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1992 Buick Roadmaster AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1992 Buick Roadmaster cars and light trucks from 1990+.
Disc Brakes -> AC-Delco Single Piston Front Disc Brake (Type 1) -> Troubleshooting -> BRAKE ROUGHNESS
Vehicle: 1992 Buick Roadmaster 5.7 V8 GAS
BRAKE ROUGHNESS
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 thic...
CLICK HERE TO GET FULL ACCESS TO 1992 Buick Roadmaster BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1992 Buick Roadmaster AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1992 Buick Roadmaster cars and light trucks from 1990+.
Hydraulic Brake Systems -> Component Service -> Assemble -> CORVETTE -> Disassemble -> EXCEPT CORVETTE -> MASTER CYLINDER OVERHAUL -> WHEEL CYLINDER OVERHAUL
Vehicle: 1992 Buick Roadmaster Estate 5.7 V8 GAS
MASTER CYLINDER OVERHAUL
EXCEPT CORVETTE
Disassemble
Refer to Figs. and when performing the following procedures.
- 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 fl...
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