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1995 GMC Sonoma CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT GMC REPAIR SHOPS DON'T WANT YOU TO KNOW
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- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

A/C & HEATER SERVICE PROCEDURES FOR 1995 GMC Sonoma AUTOMOBILES
Component Replacement & Adjustment -> Light Duty Trucks & Vans -> EXPANSION TUBE (ORIFICE), REPLACE -> FRONT UNIT
Vehicle: 1995 GMC Sonoma 4.3 V6 GAS
FRONT UNIT
- Recover refrigerant from A/C system.
- Loosen nut at liquid line to evaporator inlet pipe connection. Carefully remove tube, using needle nose pliers or other suitable tool. If expansion tube is seized in its receptacle, remove impacted residue as completely as possible. Using a suitable heat gun or equivalent (hair dryer), apply heat to area 1/4 inches from inlet pi...
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BRAKE SERVICE PROCEDURES FOR 1995 GMC Sonoma AUTOMOBILES
Drum Brakes -> General System Inspection -> Adjuster Mechanism -> Backing Plate -> Brake Drums -> Brake Linings & Springs -> Parking Brake Cable
Vehicle: 1995 GMC Sonoma 2.2 L4 GAS
Brake Drums
Any time the brake drums are removed for brake service, the braking surface diameter should be checked with a suitable brake drum micrometer at several points to determine if they are within the safe, oversize limit stamped on the brake drum outer surface. If the braking surface diameter exceeds specifications, the drum must be replaced. If the braking surface diameter is within specifications, drums should be cleaned and inspected for cracks, scores, deep grooves, taper, out-of-roundness and heat spotting. If drums are cracked or heat spotted, they must be ...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1995 GMC Sonoma AUTOMOBILES
General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Pressure Relief -> Except Montana SV6, Relay, Rendezvous w/3.6L Engine, Terraza, Tracker & Uplander -> Engine Fuel Pressure Service Port -> Engines Less Fuel Pressure Service Port
Vehicle: 1995 GMC Sonoma 4.3 V6 GAS
Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.
Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental spray of fuel.
After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven while the vehicle relearns its adaptive strategy.
Engines Less Fuel Pressure ...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1995 GMC Sonoma AUTOMOBILES
CV AXLE SHAFT, Replace -> Install -> Remove
Vehicle: 1995 GMC Sonoma 2.2 L4 GAS
Remove
- Unlock steering column so that steering linkage is free to move.
- Raise the vehicle. Support vehicle with suitable safety stands.
- Remove front tire and wheel assemblies.
- In order to prevent drive axle from turning, insert a drift through brake caliper and into one of the rotor vanes.
- Remove axle nut and washer.
- Remove drift from brake rotor.
- Remove front brake rotors and support caliper with piece of wire in order to prevent damage to brake hose.
- Remove brackets from upper control arm holding both ABS wire and brake hose.
- Remove ABS bracket located on top of upper control ar...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1995 GMC Sonoma AUTOMOBILES
Starter, Replace
Vehicle: 1995 GMC Sonoma 4.3 V6 GAS
Upon removal of starter, note if any shims are used. If shims are used, they should be installed in their original locations. After installation, if starter is noisy during cranking, remove one .015 inch double shim or add one .015 inch single shim to outer bolt. If starter makes a high pitched whine after firing, add .015 inch double shims until noise ceases.
- Disconnect battery ground cable.
- Raise and support front of vehicle.
- Raise vehicle half way to gain access to starter motor.
- Re...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1995 GMC Sonoma AUTOMOBILES
General Motors Corp./Saturn Trucks -> All Wheel Drive (AWD) System Warning Lamp ->
Vehicle: 1995 GMC Sonoma 4.3 V6 GAS
This lamp should light for a approximately 6-8 seconds when the ignition is turned On as a bulb check. If the war...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1995 GMC Sonoma AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1995 GMC Sonoma 4.3 V6 GAS
Lower
- Drain cooling system into a suitable container.
- Reposition hose clamp from radiator.
- Remove radiator outlet hose from radiator.
- Reposition hose clamp from coolant pump inlet.
- Remove radiator outlet hose from coolant pump inlet and from vehicle.
- Reverse pro...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1995 GMC Sonoma AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1995 GMC Sonoma 4.3 V6 GAS
- Remove belt tensioner pulley retaining bolt...
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COMPONENT LOCATION DIAGRAMS FOR 1995 GMC Sonoma AUTOMOBILES
Component location diagrams for most 1995 GMC Sonoma cars and light trucks sold in the U.S. from 1990+.
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WIRING DIAGRAMS FOR 1995 GMC Sonoma AUTOMOBILES
OEM drawn wiring diagrams for most 1995 GMC Sonoma cars and light trucks sold in the U.S.
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TECHNICAL SERVICE BULLETINS FOR 1995 GMC Sonoma AUTOMOBILES
OEM TSB listings for most 1995 GMC Sonoma cars and light trucks sold in the U.S. from 1985+.
Document: New Website for AFIT, TPM, and VDR Updates Vehicle: 1995 GMC Sonoma 2.2 L4 GAS Auto Systems: |
Document: Car and Truck Fix It Right the First Time Issues Vehicle: 1995 GMC Sonoma 2.2 L4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1995 GMC Sonoma AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1995 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 1995 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 1995 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 1995 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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