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1994 Chevrolet C1500 Suburban CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Chevrolet REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- 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 1994 Chevrolet C1500 Suburban AUTOMOBILES
General Service Domestic Vehicles -> 1994-95 -> Oil Charge -> 1994 Villager -> 1995 Aerostar, Explorer, Ranger & Windstar -> 1995 F-Series, Bronco & Villager -> Acclaim, LeBaron, Spirit, Shadow & Sundance -> Achieva, Grand Am & Skylark -> Aspire & Probe -> Aurora & Riviera -> Avenger & Sebring DOHC & 1995 Talon Less Turbo -> Avenger & Sebring SOHC & 1995 Talon w/Turbo -> Beretta & Corsica -> Bonneville, Eighty-Eight, LeSabre, Ninety-Eight & Park Avenue -> Camaro & Firebird -> Capri -> Caprice, Impala SS & Roadmaster -> Cavalier, Sunbird & Sunfire -> Century & Cutlass Ciera/Cutlass Cruiser -> Cherokee, Dakota, Full Size Pickup, Grand Cherokee & Wrangler -> Chrysler Corp. -> Cirrus & Stratus -> Colt & Summit -> Colt Vista & Summit Wagon -> Concorde, Intrepid, LHS, New Yorker & Vision -> Corvette -> Cutlass Supreme, Grand Prix, Lumina, Monte Carlo & Regal -> DeVille, Eldorado & Seville -> Econoline & 1994 F-Series, Bronco, Aerostar, Explorer & Ranger -> Escort & Tracer w/1.8L/4-112 Engine -> Except Aspire, Capri & Probe & Escort & Tracer w/1.8L/4-112 Engine -> Except Geo Tracker -> Fleetwood (RWD) -> Ford Motor Company -> Full Size Van -> General Motors Corp. -> Geo Metro & Prizm -> GEO Tracker -> Laser & 1994 Talon -> Light Trucks & Vans -> Mini Van -> Neon -> Passenger Cars -> Saturn -> Stealth
Vehicle: 1994 Chevrolet C1500 Suburban 5.7 V8 GAS
Chrysler Corp.
Passenger Cars
Before installing replacement compressor, drain oil from replacement and failed compressors (drain oil from suction port). Add same amount of oil to replacement compressor as drained from failed compressor.
Remove defective components. Add the proper amount of oil to each replacement component as follows:
Concorde, Intrepid, LHS, New Yorker & Vision
When other air conditioning system components are replaced add the following quantities of refrigerant oil: evaporator, 2.0 ozs.; condenser, 1.0 oz; receiver/drier, 1.0 oz.; l...
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BRAKE SERVICE PROCEDURES FOR 1994 Chevrolet C1500 Suburban AUTOMOBILES
Anti-lock Brakes -> Four Wheel Anti-Lock Brake System -> Troubleshooting
Vehicle: 1994 Chevrolet C1500 Suburban 5.7 V8 GAS
Refer to "Wirin... "
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1994 Chevrolet C1500 Suburban AUTOMOBILES
General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Filter Replacement -> Gasoline Engines Except Equinox, Montana SV6, Relay, Rendezvous w/3.6L Engine, Terraza, Uplander & Vue (2004-06) & 2004-06 Envoy, Rainier & TrailBlazer -> Returnless Fuel System
Vehicle: 1994 Chevrolet C1500 Suburban 5.7 V8 GAS
Returnless Fuel System
On models equipped with fuel injected engines, relieve fuel system pressure as outlined under "Fuel System Pressure Relief."
On models equipped with metal collar quick disconnect connectors, GM tool No. J37088-A, or equivalent, will be required to disconnect the connector. Pri...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1994 Chevrolet C1500 Suburban AUTOMOBILES
DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
Vehicle: 1994 Chevrolet C1500 Suburban 5.7 V8 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 1994 Chevrolet C1500 Suburban AUTOMOBILES
Starter, Replace
Vehicle: 1994 Chevrolet C1500 Suburban 5.7 V8 GAS
- Disconnect battery ground cable.
- Remove starter braces or heat shields, if equipped.
- Disconnect starter solenoid electrical connectors.
- Raise and support vehicle.
- Remove at...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1994 Chevrolet C1500 Suburban AUTOMOBILES
General Motors Corp./Saturn Trucks -> Change Trans Fluid Indicator ->
Vehicle: 1994 Chevrolet C1500 Suburban 5.7 V8 GAS
This message will appear on the DIC (Driver Information Center) when it is time to change the transmission fluid....
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1994 Chevrolet C1500 Suburban AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 1994 Chevrolet C1500 Suburban 5.7 V8 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 1994 Chevrolet C1500 Suburban AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1994 Chevrolet C1500 Suburban 5.7 V8 GAS
- Rotate tensioner counterclockwise, using a 1/2 inch breaker bar with a socket placed on tensioner ...
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COMPONENT LOCATION DIAGRAMS FOR 1994 Chevrolet C1500 Suburban AUTOMOBILES
Component location diagrams for most 1994 Chevrolet C1500 Suburban cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 1994 Chevrolet C1500 Suburban AUTOMOBILES
OEM drawn wiring diagrams for most 1994 Chevrolet C1500 Suburban cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1994 Chevrolet C1500 Suburban AUTOMOBILES
OEM TSB listings for most 1994 Chevrolet C1500 Suburban cars and light trucks sold in the U.S. from 1985+.
Document: Car and Truck Fix It Right the First Time Issues Vehicle: 1994 Chevrolet C1500 Suburban 5.7 V8 GAS Auto Systems: |
Document: Bumps or Rust Colored Spots in Paint Due to Rail or Iron Dust Vehicle: 1994 Chevrolet C1500 Suburban 5.7 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1994 Chevrolet C1500 Suburban AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1994 Chevrolet C1500 Suburban 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 1994 Chevrolet C1500 Suburban 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 1994 Chevrolet C1500 Suburban 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 1994 Chevrolet C1500 Suburban 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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