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GMC Sonoma CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT GMC REPAIR SHOPS DON'T WANT YOU TO KNOW
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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 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 GMC Sonoma automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR GMC Sonoma AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported GMC Sonoma cars and light trucks from 1990+
Compressor Service -> HD6/HT6/HU6 Compressor -> Compressor Clutch Service -> Clutch Coil, Replace -> Clutch Plate & Hub, Replace -> Clutch Pulley & Bearing, Replace -> Installation -> Removal
Vehicle: 2002 GMC Sonoma 2.2 L4 FLEX
Clutch Plate & Hub, Replace
Service procedures given are for compressor removed and mounted in suitable holding fixture. However, on most applications, compressor clutch components can be serviced without removing compressor or recovering refrigerant from system. If refrigerant recovery becomes necessary, refer to for procedure.
To prevent serious internal compressor damage, when removing or installing clutch components, never apply pressure directly to the compressor shaft. Always use a suitable shaft protector.
Removal
Refer to Fig. when performing compressor and clutc...
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BRAKE SERVICE PROCEDURES FOR GMC Sonoma AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported GMC Sonoma cars and light trucks from 1990+.
Power Brake Units -> Delco Brake Booster -> Power Brake Unit Service
Vehicle: 1998 GMC Sonoma 4.3 V6 GAS
The power brake unit is n...
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FUEL FILTER REPLACEMENT PROCEDURES FOR GMC Sonoma AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported GMC Sonoma cars and light trucks sold in the U.S. for 1980+.
General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Filter Scheduled Maintenance -> 1992-05 S/T Series Blazer, Bravada, Jimmy & Pickup -> Normal Service -> Severe Service
Vehicle: 1996 GMC Sonoma 2.2 L4 GAS
Normal Service
R...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR GMC Sonoma AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported GMC Sonoma cars and light trucks from 1990+.
DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
Vehicle: 1996 GMC Sonoma 4.3 V6 GAS
Never clamp propeller shaft tubing in a vise. Clamping could dent or deform the tube causing an imbalance or unsafe condition. Always clamp on one of the yokes and support the shaft horizontally. Avoid damaging the slip yoke sealing surface. Nicks may damage the bushing or cut the lip seal.
Disassemble
- Support propeller shaft in a line horizontal with table of a press.
- Mark propeller shaft in order to show which end connects to transmission and which end goes to rear axle.
- On models equipped with external snap ring retainers, proceed as follows:
- Disassemble snap rings by ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR GMC Sonoma AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported GMC Sonoma cars and light trucks from 1990+.
Alternator, Replace
Vehicle: 1992 GMC Sonoma 2.8 V6 GAS
- Disconnect battery ground cable.
- Raise and support vehicle.
- Remove right front wheel and tire.
- Remove alternator brace.
- Remove alternator drive belt.
- Remove output terminal nut.
- Disconnect electrical connector.
- Remove alternator mounting bolts.
- Remove alternator from vehi...
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MAINTENANCE LAMP RESET PROCEDURES FOR GMC Sonoma AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported GMC Sonoma cars and light trucks sold in the U.S. from 1990+.
General Motors Corp./Saturn Trucks -> Traction Control System (TCS)/Electronic Stability Control (ESC) Warning Lamp ->
Vehicle: 1999 GMC Sonoma 2.2 L4 GAS
This lamp should light for a approximately 6-8 seconds when the ignition is turned On as a bulb check. If t...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR GMC Sonoma AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported GMC Sonoma cars and light trucks from 1990+
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 1995 GMC Sonoma 4.3 V6 GAS
Inlet
- Remove air cleaner.
- Drain cooling system into a suitable container.
- Remove heater hose support clamp bolt.
- Reposition heater core inlet hose clamp at engine.
- Remove hose from engine.
- Reposition heater hose inlet clamp at heater core.
- Remove heater inlet hose from heater core.
- Remove hose from vehicle.
- Reverse procedure to in...
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SERPENTINE BELT SERVICE PROCEDURES FOR GMC Sonoma AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported GMC Sonoma cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 1993 GMC Sonoma 4.3 V6 GAS
- Remove belt tensioner pulley retaining bolt...
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COMPONENT LOCATION DIAGRAMS FOR GMC Sonoma AUTOMOBILES
Component location diagrams for most GMC Sonoma cars and light trucks sold in the U.S. from 1990+.
 Fuse Block-Underhood, Battery Fuse Cable Diagram for 2002 GMC Sonoma 2.2 L4 FLEXComponents on diagram: |
 License Lamp Bulb Diagram for 2003 GMC Sonoma 2.2 L4 GASComponents on diagram: |
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WIRING DIAGRAMS FOR GMC Sonoma AUTOMOBILES
OEM drawn wiring diagrams for most GMC Sonoma cars and light trucks sold in the U.S.
 1991 GMC Sonoma 4.3 V6 GAS Wiring DiagramComponents on diagram: |
 1992 GMC Sonoma 2.5 L4 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR GMC Sonoma AUTOMOBILES
OEM TSB listings for most GMC Sonoma cars and light trucks sold in the U.S. from 1985+.
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Document: VEHICLE WHEEL ALIGNMENT REQUIREMENTS AND RECOMMENDATIONS Vehicle: 1993 GMC Sonoma 2.5 L4 GAS Auto Systems: |
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Document: FRONT DISC BRAKE PAD PREMATURE WEAR - EXC AWD - REV Vehicle: 1996 GMC Sonoma 4.3 V6 GAS Symptoms: |
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COMPONENT/PARTS SPECIFICATIONS FOR GMC Sonoma AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most GMC Sonoma cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most GMC Sonoma cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most GMC Sonoma cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most GMC Sonoma cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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