1993 GMC Typhoon A/C & Heater Service (ONLINE REPAIR MANUALS)

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A/C & HEATER SERVICE PROCEDURES FOR 1993 GMC Typhoon 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 1993 GMC Typhoon cars and light trucks from 1990+

Component Replacement & Adjustment -> Light Duty Trucks & Vans -> WATER PUMP, REPLACE -> 3.1L Engine -> 3.8L Engine -> ASTRO, BRAVADA, SAFARI & S/T 10-15 -> C & K SERIES -> Diesel Engine -> Except Diesel Engine -> G & P SERIES -> LUMINA APV, SILHOUETTE & TRANS SPORT -> TRACKER
Vehicle: 1993 GMC Typhoon 4.3 V6 GAS

G & P SERIES

Except Diesel Engine
  • Drain cooling system.
  • Remove accessory drive belts as equipped, then cooling fan.
  • Disconnect all hoses from water pump.
  • Remove alternator upper and lower mounting braces, if necessary.
  • Remove water pump retaining bolts, Figs. and , then water pump from engine.
  • Reverse procedure to install. Torque water pump retaining bolts to 30 ft. lbs.
Diesel Engine
  • Disconnect batteries, then drain cooling system.
  • Remove fan, then fan shroud.
  • Remove A/C hose bracket nut...

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A/C & HEATER SERVICE PROCEDURES FOR 1993 GMC Typhoon 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 1993 GMC Typhoon cars and light trucks from 1990+

General Service Domestic Vehicles -> 1992-93 -> Oil Level Check -> Cherokee, Comanche, Monaco, Premier & Wrangler -> Chrysler Corp. -> Ford Motor Co. -> General Motors -> Saturn
Vehicle: 1993 GMC Typhoon 4.3 V6 GAS

Chrysler Corp.

Cherokee, Comanche, Monaco, Premier & Wrangler

Compressor oil level should be checked whenever system is discharged for service part replacement or after rapid loss of refrigerant.

This compressor is a high speed unit. Proper operation requires sufficient lubrication, but excess oil will reduce cooling efficiency.

  • Determine the mounting angle of the compressor, then compare angle to Figs. and , for acceptable oil level.
  • Remove oil filler plug and, looking through plug hole, turn front clutch plate to position piston connect...

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A/C & HEATER SERVICE PROCEDURES FOR 1993 GMC Typhoon 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 1993 GMC Typhoon cars and light trucks from 1990+

General Service Domestic Vehicles -> 1992-93 -> System Inspection -> COMPRESSOR -> CONDENSER -> EVAPORATOR -> RECEIVER-DRIER -> REFRIGERANT LINE RESTRICTIONS -> THERMOSTATIC EXPANSION VALVE
Vehicle: 1993 GMC Typhoon 4.3 V6 GAS

While a detailed diagnostic procedure for all air conditioning systems would be impractical due to the many variations in construction and operation, there are three fundamental components of a total diagnosis:

  • Refrigerant systems must have an adequate, but not excessive charge.
  • Determination must be made whether the refrigerant system is governed by a cycling clutch compressor or by valves which control evaporator pressure.
  • The air distribution system (blower motor, switches, vacuum lines and air ducts) must be operational before checking the refrigera...

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A/C & HEATER SERVICE PROCEDURES FOR 1993 GMC Typhoon 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 1993 GMC Typhoon cars and light trucks from 1990+

Vacuum & Wiring Diagrams -> Light Duty Trucks & Vans -> Blower Motor
Vehicle: 1993 GMC Typhoon 4.3 V6 GAS

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A/C & HEATER SERVICE PROCEDURES FOR 1993 GMC Typhoon 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 1993 GMC Typhoon cars and light trucks from 1990+

Component Replacement & Adjustment -> Light Duty Trucks & Vans -> HEATER CORE, REPLACE -> ASTRO & SAFARI -> Auxiliary Unit -> C & K SERIES -> G SERIES -> LUMINA APV, SILHOUETTE & TRANS SPORT -> Main Unit -> S/T-10/15 -> TRACKER
Vehicle: 1993 GMC Typhoon 4.3 V6 GAS

ASTRO & SAFARI

Main Unit
  • Disconnect battery ground cable and drain cooling system.
  • Disconnect heater hoses from core tubes, then remove instrument panel lower right filler panel.
  • Remove lower air distributor duct, then the defroster outlet duct.
  • Remove heater case cover mounting screws, then case cover.
  • Remove the heater core mounting screws, then the heater core.
  • Reverse procedure to install.
Auxiliary Unit
  • Disconnect battery ground cable and drain cooling system.
  • Disconnect clamps from heater...

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A/C & HEATER SERVICE PROCEDURES FOR 1993 GMC Typhoon 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 1993 GMC Typhoon 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: 1993 GMC Typhoon 4.3 V6 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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