1996 GMC K2500 Suburban A/C & Heater Service (ONLINE REPAIR MANUALS)

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We have info for following modifications of 1996 GMC K2500 Suburban

  • 1996 GMC K2500 Suburban 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:R
  • 1996 GMC K2500 Suburban 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:F
  • 1996 GMC K2500 Suburban 7.4 V8 GAS, CID:454, Fuel Injection, Aspiration:454, Engine VIN:, Desg:J

A/C & HEATER SERVICE PROCEDURES FOR 1996 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 1996 GMC K2500 Suburban cars and light trucks from 1990+

Component Replacement & Adjustment -> Light Duty Trucks & Vans -> Heater Core, Replace -> 1996 -> 1997 -> Astro & Safari -> Bravada & S/T Series -> C & K Series -> Front -> G Series -> P Series -> Rear -> Silhouette, Trans Sport, 1996 Lumina APV & 1997 Venture -> Tracker
Vehicle: 1996 GMC K2500 Suburban 6.5 V8 DIESEL

Astro & Safari
Front
  • Drain engine coolant into suitable container.
  • Disconnect heater hoses.
  • Remove cover to heater assembly retaining screws.
  • Remove heater core to heater assembly retaining screws and straps.
  • Remove heater core from vehicle.
  • Reverse procedure to install.
Rear
  • Drain engine coolant into suitable container.
  • Remove drivers body side front lower trim panel as follows:
    • Remove intermediate seat.
    • Remove drivers door step lamp cover with one retaining screw.
    • Remo...

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A/C & HEATER SERVICE PROCEDURES FOR 1996 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 1996 GMC K2500 Suburban cars and light trucks from 1990+

Manual Air Conditioning & Heater System Diagnosis & Testing -> Light Duty Trucks & Vans -> Heater System Diagnosis & Testing -> Astro, C, G, K, P, Safari, S & T Series -> Front -> Rear -> Silhouette, Trans Sport, 1996 Lumina APV & 1997 Venture -> Tracker
Vehicle: 1996 GMC K2500 Suburban 6.5 V8 DIESEL

Astro, C, G, K, P, Safari, S & T Series

Refer to Fig. for insufficient heating or defrosting diagnosis.

Silhouette, Trans Sport, 1996 Lumina APV & 1997 Venture

Front

Ref...

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A/C & HEATER SERVICE PROCEDURES FOR 1996 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 1996 GMC K2500 Suburban cars and light trucks from 1990+

General Service Domestic Vehicles -> 1996-97 -> Leak Test -> Electronic Leak Detectors -> Fluid Leak Detectors
Vehicle: 1996 GMC K2500 Suburban 7.4 V8 GAS

Testing the refrigerant system for leaks is one of the most important phases of troubleshooting. One or more of the methods outlined will prove useful in detecting leaks or checking connections if service work is performed. Before beginning any leak test, attach a manifold gauge set and note pressure. If little or no pressure is indicated, a partial charge must be installed. Check all connections, compressor head gasket, oil filler plug and compressor shaft seal for leaks.

For R-134a system an electronic type leak detector is recommended.

Electronic Leak Detectors
...

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A/C & HEATER SERVICE PROCEDURES FOR 1996 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 1996 GMC K2500 Suburban cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Domestic Vehicles
Vehicle: 1996 GMC K2500 Suburban 6.5 V8 DIESEL

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A/C & HEATER SERVICE PROCEDURES FOR 1996 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 1996 GMC K2500 Suburban cars and light trucks from 1990+

General Service Domestic Vehicles -> 1996-97 -> Charging System -> Avenger, Colt, Stealth, Summit & Talon -> Breeze, Cirrus, Concorde, Intrepid, LHS, New Yorker, Sebring, Stratus & Vision -> Cherokee, Dakota, Full Size Pickups & Vans, Grand Cherokee & Wrangler -> DaimlerChrysler Corp. -> Ford Motor Co. -> General Motors -> Minivans -> Neon
Vehicle: 1996 GMC K2500 Suburban 6.5 V8 DIESEL

DaimlerChrysler Corp.
Breeze, Cirrus, Concorde, Intrepid, LHS, New Yorker, Sebring, Stratus & Vision
  • Connect suitable pressure gauge or reclaim/recycle equipment to discharge side of compressor, then attach clamp-on thermocouple part No. P.S.E. 66-324-0014, 80PK-1A or equivalent, to liquid line as shown in Fig. It must be attached as close to condenser as possible to read liquid line temperature.
  • With transaxle in Park and engine idling at 700 RPM, set air conditioning controls as follows:
    • Set A/C control to outside air.
    • Set pa...

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A/C & HEATER SERVICE PROCEDURES FOR 1996 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 1996 GMC K2500 Suburban cars and light trucks from 1990+

Air Bag System Precautions -> General Motors Corp. -> Disarming -> 1990 -> 1990-93 -> 1990-95 -> 1990-97 -> 1991 -> 1991-93 -> 1991-94 -> 1991-95 -> 1992-93 -> 1992-99 -> 1993-2002 -> 1993-94 -> 1993-98 -> 1994 -> 1994-2002 -> 1994-95 -> 1994-96 -> 1994-98 -> 1995-2002 -> 1995-96 -> 1995-97 -> 1995-98 -> 1995-99 -> 1996 -> 1996-2001 -> 1996-97 -> 1997 -> 1997-2002 -> 1997-98 -> 1997-99 -> 1998-2000 -> 1998-2002 -> 1998-99 -> 1999 -> 1999-2000 -> 1999-2001 -> 1999-2002 -> 2000-02 -> 2001-02 -> 2002 -> 2003 -> 2003-04 -> 2003-04 Except Malibu Maxx -> Achieva & Skylark -> Alero -> Astro & Safari -> Aurora -> Avalanche -> Aveo -> Aztek & Rendezvous -> Beretta & Corsica -> Blazer, Jimmy, Sonoma & S-10 -> Bonneville, Eighty-Eight, LeSabre, LSS, Ninety-Eight & Regency -> Bravada, Envoy, Rainier, SSR & TrailBlazer -> C/K Series -> Camaro & Firebird -> Canyon & Colorado -> Caprice, Custom Cruiser & Roadmaster -> Catera -> Cavalier & Sunfire -> Century -> Corvette -> Coupe -> CTS -> Cutlass -> Cutlass Ciera & Cruiser -> Cutlass Supreme -> DeVille -> Eldorado -> Escalade -> Express, G Series & Savana -> Fleetwood -> Grand Am -> Grand Prix & Intrigue -> Impala -> ION -> L-Series -> Light Trucks & Vans -> Lumina -> Lumina APV, Montana, Silhouette, Trans Sport & Venture -> Malibu -> Malibu Maxx -> Metro -> Monte Carlo -> Park Avenue -> Passenger Cars -> Prizm -> Reatta, Toronado & Trofeo -> Regal -> Riviera -> S-Series -> Sedan -> Seville -> Sierra & Silverado -> SRX -> Storm -> Suburban, Tahoe, Yukon & Yukon XL -> Tracker -> Vibe -> VUE -> XLR -> Zone 1 -> Zone 10 -> Zone 12 -> Zone 2 -> Zone 3 -> Zone 4 -> Zone 5 -> Zone 6 -> Zone 7 -> Zone 8 -> Zone 9 -> Zones 1 & 7 -> Zones 2 & 6 -> Zones 5 & 9 -> Zones 7 & 9
Vehicle: 1996 GMC K2500 Suburban 7.4 V8 GAS

Passenger Cars

The Sensing and Diagnostic Module (SDM) can maintain enough voltage to cause air bag deployment for up to 10 minutes after the ignition is turned Off and the battery is disconnected. Servicing the Supplemental air bag (SIR) system during this period may result in accidental deployment and personal injury.

Achieva & Skylark
1994-96
  • Ensure front wheels are in straight-ahead position.
  • Turn ignition switch to LOCK position.
  • Remove AIR BAG fuse from fuse block.
  • On 1995 models, remove lefthand sound insulator panel to ac...

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