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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1992 GMC Sonoma car and truck
repair procedures including GMC 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 GMC Sonoma automobile. Try the Automotix DIY solution today!
We have info for following modifications of 1992 GMC Sonoma
- 1992 GMC Sonoma 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:Z
- 1992 GMC Sonoma 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:W
- 1992 GMC Sonoma 2.8 V6 GAS, CID:173, Fuel Injection, Aspiration:173, Engine VIN:, Desg:R
- 1992 GMC Sonoma 2.5 L4 GAS, CC:2474, CID:151, Fuel Injection, Aspiration:151, Engine VIN:, Desg:A
- 1992 GMC Sonoma GT 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:W
- 1992 GMC Sonoma GT 2.8 V6 GAS, CID:173, Fuel Injection, Aspiration:173, Engine VIN:, Desg:R
BRAKE SERVICE PROCEDURES FOR 1992 GMC Sonoma AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1992 GMC Sonoma cars and light trucks from 1990+.
Power Brake Units -> Delco-Moraine Brake Boosters -> POWER BRAKE UNIT REPLACEMENT -> Astro & Safari -> C & K Series -> Full Size Except C & K Series -> Lumina APV, Silhouette & Trans Sport -> S/T Series & Bravada
Vehicle: 1992 GMC Sonoma 2.8 V6 GAS
Astro & Safari
- Disconnect master cylinder from power brake unit.
- Disconnect power brake unit pushrod from brake pedal.
- Remove power brake unit retaining nuts and the power brake unit.
- Reverse procedure to install.
Full Size Except C & K Series
- Remove master cylinder attaching nuts and position master cylinder aside. Do not disconnect brake lines from cylinder.
- Disconnect power brake unit pushrod from brake pedal.
- Remove attaching nuts, then the power brake unit.
- Reverse procedure to install.
S/T Series & Bravada
- Disconnect master cylinder assembly and vacuum hose from power br...
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BRAKE SERVICE PROCEDURES FOR 1992 GMC Sonoma AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1992 GMC Sonoma cars and light trucks from 1990+.
Anti-lock Brakes -> Four Wheel Anti-Lock Brake System -> System Service -> 1992-95 -> 1996 -> Astro & Safari -> Brake Pressure Modulator Valve (BPMV) -> Brake System Bleed -> C & K Series -> Combination Valve -> Component Replacement -> Electro-Hydraulic Control Unit (EHCU)/Brake Pressure Modulator Valve (BPMV) Module -> Electro-Hydraulic Control Unit Brake Pressure Modulator Valve (EHCU/BPMV) Module -> Electronic Brake Control Module (EBCM) -> Except S & T Series w/VCM & VCM-A -> Front Wheel Speed Sensor -> Pressure Bleed -> Rear Wheel Speed Sensor -> S & T Series -> S & T Series w/VCM & VCM-A -> Two-Person (Manual) Bleed
Vehicle: 1992 GMC Sonoma GT 2.8 V6 GAS
Brake System Bleed
1992-95
Electro-Hydraulic Control Unit Brake Pressure Modulator Valve (EHCU/BPMV) Module
The EHCU/BPMV Module should be bled after replacement or if air is trapped in the unit. If bleeding is required, the module must be bled thoroughly before the wheel cylinders and calipers.
There are two bleeders on top of the unit that appear to be normal bleeders, Fig. . These are modulator bleeders and must remain closed when the unit is not pressurized.
The internal bleeders are on either side of EHCU/BPMV module. The valves are used to open the internal passages within the E...
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BRAKE SERVICE PROCEDURES FOR 1992 GMC Sonoma AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1992 GMC Sonoma cars and light trucks from 1990+.
Drum Brakes -> Brake Service -> C & K Series w/Non-Servo Brakes -> Duo-Servo Brakes -> Installation -> Lumina APV, Silhouette & Trans Sport -> Removal -> Tracker
Vehicle: 1992 GMC Sonoma 4.3 V6 GAS
Duo-Servo Brakes
Removal
- Raise and support 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. Refer to individual truck chapter for procedure. If brake drum is rusted or corroded to axle flange and cannot be removed, lightly tap flange to drum mounting surface with a suitable hammer.
- Using brake spring pliers or equivalent, unhook primary and secondary return springs, Fig. . Observe location of brake parts being removed to aid during installation.
- Remove brake hold-down spri...
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BRAKE SERVICE PROCEDURES FOR 1992 GMC Sonoma AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1992 GMC Sonoma cars and light trucks from 1990+.
Anti-lock Brakes -> Four Wheel Anti-Lock Brake System -> Diagnosis & Testing -> 1992-95 -> 1992-95 Except S & T Series w/VCM & VCM-A -> 1992-95 Models & 1996 S & T Series w/VCM -> 1995 S & T Series w/VCM & VCM-A & 1996 -> 1996 -> 1996 Except S & T Series w/VCM -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Diagnostic Trouble Code Interpretation -> Except S & T Series w/VCM & VCM-A -> S & T Series w/VCM & VCM-A
Vehicle: 1992 GMC Sonoma 4.3 V6 GAS
Accessing Diagnostic Trouble Codes
Except S & T Series w/VCM & VCM-A
1992-95
Diagnostic trouble codes can be read using a TECH 1 scan tool or by jumping terminal "H" to terminal "A" of the Assembly Line Diagnostic Link (ALDL) connector, Fig. , and counting the Anti-Lock lamp flashes. The terminals must be jumped for a few seconds before the diagnostic trouble codes will begin to flash.
1996
Diagnostic trouble codes can only be read by connecting a suitable scan tool to the Data Link Connector (DLC), Fig. . Follow the instructions provided by the scan tool manufacturer.
S & T Seri...
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BRAKE SERVICE PROCEDURES FOR 1992 GMC Sonoma AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1992 GMC Sonoma cars and light trucks from 1990+.
Anti-lock Brakes -> ABS-VI Anti-Lock Brake System -> Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Diagnostic Trouble Code Interpretation -> Intermittents & Poor Connections
Vehicle: 1992 GMC Sonoma 2.8 V6 GAS
Accessing Diagnostic Trouble Codes
This system has a sophisticated diagnosis system designed to identify any system fault as specifically as possible, including intermittent faults. There are many diagnostic trouble codes used by the system. Each input and output to the system can be monitored with a suitable bi-directional scan tool; monitoring inputs and outputs allows for fault confirmation and repair verification. The scan tool can also be used to manually control components and perform functional tests.
- Connect a TECH 1 or equivalent scan tool to the diagnostic connector,...
CLICK HERE TO GET FULL ACCESS TO 1992 GMC Sonoma BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1992 GMC Sonoma AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1992 GMC Sonoma cars and light trucks from 1990+.
Power Brake Units -> Bendix Brake Boosters -> Power Brake Unit Service -> Accumulator Service -> Assemble -> Bleeding Booster -> Cleaning & Inspection -> Disassemble
Vehicle: 1992 GMC Sonoma 2.5 L4 GAS
Disassemble
- Place accumulator compressor tool No. J-26889 or equivalent, around end of accumulator.
- Install nut onto stud as shown in Fig. , then depress the accumulator with a C-clamp.
- Remove retainer by using a punch.
- Release C-clamp and remove accumulator compressor tool.
- Remove accumulator, O-ring, retainer, plug and spring, Fig. .
- Remove retainer, output pushrod, baffle, piston return spring and retainer.
- Using a suitable saw, cut off eyelet of pedal rod, then remove the boot.
- Remove nut, bracket and bolts, then separate cover from housing.
- Remove piston assembly and seals...
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