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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1993 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 1993 GMC Sonoma automobile. Try the Automotix DIY solution today!
We have info for following modifications of 1993 GMC Sonoma
- 1993 GMC Sonoma 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:Z
- 1993 GMC Sonoma 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:W
- 1993 GMC Sonoma 2.8 V6 GAS, CID:173, Fuel Injection, Aspiration:173, Engine VIN:, Desg:R
- 1993 GMC Sonoma 2.5 L4 GAS, CC:2474, CID:151, Fuel Injection, Aspiration:151, Engine VIN:, Desg:A
BRAKE SERVICE PROCEDURES FOR 1993 GMC Sonoma AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 GMC Sonoma cars and light trucks from 1990+.
Disc Brakes -> Bendix Single Piston Sliding Caliper -> Rotor Replacement -> 2WD Models -> 4WD Models
Vehicle: 1993 GMC Sonoma 4.3 V6 GAS
4WD Models
- Raise and support vehicle.
- Remove tire and wheel.
- Remove caliper as outlined under "Caliper Service."
- On K1500 and K2500 models, remove rotor.
- On K3500 models proceed as follows:
- Remove hub retaining nut.
- Remove four hub/rotor retaining bolts on back side of spindle.
- Using suitable wheel puller, remove rotor assembly.
- On K1500 and K2500 models, reverse procedure to install, tightening all bolts to specifications. Install caliper as outlined under "Caliper Service."
- On K3500 models, reverse procedure to install, noting the following:
- Torque hub nut to 173 ft. lbs
- Torque hub and bear...
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BRAKE SERVICE PROCEDURES FOR 1993 GMC Sonoma AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 GMC Sonoma cars and light trucks from 1990+.
Disc Brakes -> Delco-Moraine Single Piston Caliper -> Tightening Specifications
Vehicle: 1993 GMC Sonoma 4.3 V6 GAS
CLICK HERE TO GET FULL ACCESS TO 1993 GMC Sonoma BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1993 GMC Sonoma AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 GMC Sonoma cars and light trucks from 1990+.
Disc Brakes -> Bendix Single Piston Sliding Caliper -> Tightening Specifications
Vehicle: 1993 GMC Sonoma 4.3 V6 GAS
CLICK HERE TO GET FULL ACCESS TO 1993 GMC Sonoma BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1993 GMC Sonoma AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 GMC Sonoma cars and light trucks from 1990+.
Anti-lock Brakes -> Rear Wheel Anti-Lock Brake System -> Diagnosis & Testing -> 1992 -> 1993 S & T SERIES -> 1993-94 C & K SERIES & 1994 S & T SERIES -> 1993-95 -> 1995 S & T SERIES -> Accessing Diagnostic Trouble Codes -> C & K Series -> Clearing Diagnostic Trouble Codes -> Diagnostic Trouble Code Interpretation -> RWAL System -> S & T Series -> ZPRWAL System
Vehicle: 1993 GMC Sonoma 4.3 V6 GAS
Accessing Diagnostic Trouble Codes
1992
Diagnostic trouble codes can be accessed by connecting a TECH 1 or equivalent scan tool or by manually grounding the Assembly Line Diagnostic Link (ALDL) connector. To manually ground the ALDL connector, connect a jumper wire between terminals A and H, Fig. , and observe the flashes of the brake warning lamp. Note the following when performing the Diagnostic Circuit Check to access diagnostic trouble codes:
- When terminals are jumped, count number of short flashes starting from initial long flash, include long flash in count.
- The count se...
CLICK HERE TO GET FULL ACCESS TO 1993 GMC Sonoma BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1993 GMC Sonoma AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 GMC Sonoma cars and light trucks from 1990+.
Anti-lock Brakes -> Rear Wheel Anti-Lock Brake System -> System Service -> 1992 -> 1993-95 -> Anti-Lock Pressure Valve (APV) -> Brake System Bleed -> C & K Series -> Component Replacement -> Electronic Brake Control Module (EBCM) -> Electronic Control Unit (ECU) -> Isolation/Dump Valve Assembly -> Manual Bleeding -> Pressure Bleeding -> Vehicle Control Module (VCM) -> Vehicle Speed Sensor
Vehicle: 1993 GMC Sonoma 4.3 V6 GAS
Brake System Bleed
1992
Before bleeding the brakes, the front and rear displacement cylinder pistons must be returned to the top most position. Using a TECH 1 or equivalent scan tool, enter manual control function and apply the front and rear motors. Ensure enable relay is on.
Use only DOT 3 brake fluid from a clean and sealed container. Do not use DOT 5 brake fluid.
Pressure Bleeding
- Remove master cylinder cover, ensure reservoir is properly filled.
- Connect bleeder adapter tool No. J 35589, or equivalent, to master cylinder reservoir.
- Connect bleeder adapter to pressure bleeding equipm...
CLICK HERE TO GET FULL ACCESS TO 1993 GMC Sonoma BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1993 GMC Sonoma AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 GMC Sonoma cars and light trucks from 1990+.
Disc Brakes -> Delco-Moraine Single Piston Caliper -> Troubleshooting -> Brake Rattle -> Brake Roughness Or Chatter; Pedal Pumping -> Caliper Brake Fluid Leak -> Excessive Pedal Effort -> Excessive Pedal Travel -> Heavy Brake Drag -> No Braking Effect When Brake Pedal Is Depressed -> Pull, Uneven Or Grabbing Brakes -> Rear Brakes Locking On Application
Vehicle: 1993 GMC Sonoma 4.3 V6 GAS
Excessive Pedal Travel
- Worn brake linings.
- Disc pads knock back after cornering or rough road travel.
- Piston and linings not properly seated or positioned.
- Insufficient fluid in system.
- Loose wheel bearing adjustment.
- Damaged or worn caliper piston seal.
- Improper booster pushrod adjustment.
- Pads out of flat more than .005 inch.
- Rear brake automatic adjusters inoperative.
- Improperly ground rear brake shoes.
Brake Roughness Or Chatter; Pedal Pumping
- Excessive lateral runout of rotor.
- Rotor excessively out of parallel.
Excessive Pedal Effort
- Frozen or seized pistons.
- Brake fluid, oil or grease on ...
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