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We have info for following modifications of 1994 GMC K2500 Suburban
- 1994 GMC K2500 Suburban 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:K
- 1994 GMC K2500 Suburban 7.4 V8 GAS, CID:454, Fuel Injection, Aspiration:454, Engine VIN:, Desg:N
- 1994 GMC K2500 Suburban 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:F
A/C & HEATER SERVICE PROCEDURES FOR 1994 GMC K2500 Suburban 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 1994 GMC K2500 Suburban cars and light trucks from 1990+
Compressor Service -> Harrison HR100T & HR110MD Compressors -> SHAFT SEAL, REPLACE -> INSTALLATION -> REMOVAL
Vehicle: 1994 GMC K2500 Suburban 6.5 V8 DIESEL
REMOVAL
- Discharge refrigerant and remove clutch plate and hub outlined previously.
- Using tool No. J-5403-A or equivalent, remove shaft seal seat retainer ring.
- Remove shaft seal seat and seal with tool No. J-23128-A or equivalent, then the O-ring with tool No. J-9553-01 or equivalent.
INSTALLATION
Ensure compressor neck and shaft area are free from lint, dirt, or other foreign material before installing new seal parts.
- Lubricate seal seat O-ring in refrigerant oil and assemble onto tool No. J-33011 or equivalent.
- Insert t...
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A/C & HEATER SERVICE PROCEDURES FOR 1994 GMC K2500 Suburban 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 1994 GMC K2500 Suburban cars and light trucks from 1990+
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 K2500 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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A/C & HEATER SERVICE PROCEDURES FOR 1994 GMC K2500 Suburban 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 1994 GMC K2500 Suburban cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 1994 GMC K2500 Suburban 5.7 V8 GAS
CLICK HERE TO GET FULL ACCESS TO 1994 GMC K2500 Suburban A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1994 GMC K2500 Suburban 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 1994 GMC K2500 Suburban cars and light trucks from 1990+
Orifice Tube/Expansion Valve Locations -> Domestic Light Trucks & Vans -> 1992-95
Vehicle: 1994 GMC K2500 Suburban 5.7 V8 GAS
CLICK HERE TO GET FULL ACCESS TO 1994 GMC K2500 Suburban A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1994 GMC K2500 Suburban 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 1994 GMC K2500 Suburban cars and light trucks from 1990+
Air Bag System Precautions -> General Motors Corp. -> Arming -> Light Trucks & Vans -> Passenger Cars
Vehicle: 1994 GMC K2500 Suburban 7.4 V8 GAS
Passenger Cars
Reverse disarming procedures to arm the Supplemental Restraint System, noting the following:
- Ensure all disconnected SRS electrical connectors are securely connected and routed.
- Install all removed fuses in proper locations.
- From a safe position at sides of or below air bag module, Turn ignition switch to ON position and observe Air Bag or SRS warning lamp.
- On all models except Prizm and 1990 Corvette, warning lamp should flash seven to nine times, then go off.
- On Prizm models, warning lamp should light for six seconds,...
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A/C & HEATER SERVICE PROCEDURES FOR 1994 GMC K2500 Suburban 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 1994 GMC K2500 Suburban cars and light trucks from 1990+
General Service Domestic Vehicles -> 1994-95 -> Discharging System
Vehicle: 1994 GMC K2500 Suburban 7.4 V8 GAS
R-134a systems require the use of special service equipment designed specifically for R-134a systems. R-12 servicing equipment cannot be used on R-134a systems.
Refrigerant-12 recovery stations cannot be used on Refrigerant-134a systems. A separate recovery station must be used on R-134a systems. The refrigerants are not compatible and will contaminate the R-12 recovery station.
The use of refrigerant recovery and recycling stations allows the recovery and reuse of refrigerant after contaminants and moisture have been removed.
When using a recovery or recycli...
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