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1994 GMC K1500 Suburban 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
Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1994 GMC K1500 Suburban 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 K1500 Suburban automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 1994 GMC K1500 Suburban AUTOMOBILES
Compressor Service -> Harrison HR100T & HR110MD Compressors -> COMPRESSOR CLUTCH SERVICE -> CLUTCH COIL & PULLEY RIM, REPLACE -> CLUTCH PLATE & HUB, REPLACE -> CLUTCH ROTOR & BEARING, REPLACE -> Installation -> POLY GROOVE TYPE -> Removal -> V GROOVE TYPE -> V-GROOVE TYPE
Vehicle: 1994 GMC K1500 Suburban 5.7 V8 GAS
CLUTCH PLATE & HUB, REPLACE
Removal
Refer to Fig. when performing compressor service.
- With compressor secured to a suitable holding fixture and clamped in a vise, remove shaft nut using tools Nos. J-33027-A and J-9399 or equivalents, Fig. .
- Using tool No. J-33013-B or equivalent, remove clutch plate and hub assembly and shaft key, Fig. .
Installation
- Install shaft key into hub key groove, allowing key to project 3/16 inch from keyway, Fig. . The key is slightly curved to provide an interference fit in shaft...
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BRAKE SERVICE PROCEDURES FOR 1994 GMC K1500 Suburban AUTOMOBILES
Anti-lock Brakes -> ABS-VI Anti-Lock Brake System -> Troubleshooting
Vehicle: 1994 GMC K1500 Suburban 5.7 V8 GAS
Refer to ABS wiring diagrams and connector terminal identification, Figs. through , as aids when performing a visual inspection of anti-lock...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1994 GMC K1500 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 GMC K1500 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 GMC K1500 Suburban AUTOMOBILES
DRIVESHAFT, Replace -> Front -> Front, All Except NP8 Axle -> Front, NP8 Axle -> One Piece Driveshaft -> Rear -> Three Piece Driveshaft -> Two Piece Driveshaft
Vehicle: 1994 GMC K1500 Suburban 5.7 V8 GAS
Front
Front, All Except NP8 Axle
- Raise and support vehicle.
- Remove front differential carrier shield, if used.
- Reference mark relationship of propeller shaft to front axle and transfer case flange.
- Remove bolts and retainers from front axle.
- Remove bolts and retainers from transfer case.
- Remove propeller shaft. When removing propeller shaft, do not attempt to remove shaft by pounding on yoke ears or using a tool between yoke and universal joint. If propeller shaft is removed by using such means, injection joints may fracture and lead to premature failure of joint.
- Compress propeller...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1994 GMC K1500 Suburban AUTOMOBILES
Starter, Replace
Vehicle: 1994 GMC K1500 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 GMC K1500 Suburban AUTOMOBILES
General Motors Corp./Saturn Trucks -> Anti-Lock Brake System Warning Lamp ->
Vehicle: 1994 GMC K1500 Suburban 5.7 V8 GAS
This lamp should light for approximately 6-8 seconds when the ignition is turned On as a bulb check. If the warn...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1994 GMC K1500 Suburban AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1994 GMC K1500 Suburban 5.7 V8 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.
- Remove radiator outlet hose from coolant pump and from vehicle.
- Reverse procedure...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1994 GMC K1500 Suburban AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1994 GMC K1500 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 GMC K1500 Suburban AUTOMOBILES
Component location diagrams for most 1994 GMC K1500 Suburban cars and light trucks sold in the U.S. from 1990+.
 Rear Wiring Diagram for 1994 GMC K1500 Suburban 5.7 V8 GASComponents on diagram: |
 Fog Lamp Relay Diagram for 1994 GMC K1500 Suburban 5.7 V8 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 1994 GMC K1500 Suburban AUTOMOBILES
OEM drawn wiring diagrams for most 1994 GMC K1500 Suburban cars and light trucks sold in the U.S.
 1994 GMC K1500 Suburban 5.7 V8 GAS Wiring DiagramComponents on diagram: |
 1994 GMC K1500 Suburban 5.7 V8 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1994 GMC K1500 Suburban AUTOMOBILES
OEM TSB listings for most 1994 GMC K1500 Suburban cars and light trucks sold in the U.S. from 1985+.
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Document: Car and Truck Fix It Right the First Time Issues Vehicle: 1994 GMC K1500 Suburban 5.7 V8 GAS Auto Systems: |
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Document: Bumps or Rust Colored Spots in Paint Due to Rail or Iron Dust Vehicle: 1994 GMC K1500 Suburban 5.7 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1994 GMC K1500 Suburban AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1994 GMC K1500 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 GMC K1500 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 GMC K1500 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 GMC K1500 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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