1999 GMC C2500 Pickup A/C & Heater Service (ONLINE REPAIR MANUALS)

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1999 GMC C2500 Pickup 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 1999 GMC C2500 Pickup automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 1999 GMC C2500 Pickup

  • 1999 GMC C2500 Pickup 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:R
  • 1999 GMC C2500 Pickup 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:F
  • 1999 GMC C2500 Pickup 7.4 V8 GAS, CID:454, Fuel Injection, Aspiration:454, Engine VIN:, Desg:J
  • 1999 GMC C2500 Pickup 5.7 V8 CNG, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:R

A/C & HEATER SERVICE PROCEDURES FOR 1999 GMC C2500 Pickup 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 1999 GMC C2500 Pickup cars and light trucks from 1990+

A/C & Cooling System Maintenance -> General Motors Corp. -> 1996-2000 Cadillac Escalade, Chevrolet & GMC C & K, P & R & V Series & 1996-2002 G Series
Vehicle: 1999 GMC C2500 Pickup 6.5 V8 DIESEL

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CLICK HERE TO GET FULL ACCESS TO 1999 GMC C2500 Pickup A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1999 GMC C2500 Pickup 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 1999 GMC C2500 Pickup cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 1999 GMC C2500 Pickup 5.7 V8 CNG

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 1999 GMC C2500 Pickup A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1999 GMC C2500 Pickup 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 1999 GMC C2500 Pickup cars and light trucks from 1990+

Electric Cooling Fans -> Light Duty Trucks & Vans -> Description -> C, K & P Series -> Montana, Silhouette, Trans Sport & Venture
Vehicle: 1999 GMC C2500 Pickup 7.4 V8 GAS

Montana, Silhouette, Trans Sport & Venture

This fan is driven by an electric motor which is attached to the radiator support. The cooling fan is controlled by the PCM, based on inputs from the coolant temperature sensor, A/C fan control switch and vehicle speed. The PCM controls the fan through a ground circuit, which energizes the fan control relay, supplying voltage to the fan motor.

The PCM grounds the circuit when coolant temperature is over 223°F or when A/C is On.

C, K & P Ser...

CLICK HERE TO GET FULL ACCESS TO 1999 GMC C2500 Pickup A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1999 GMC C2500 Pickup 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 1999 GMC C2500 Pickup cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 1999 GMC C2500 Pickup 5.7 V8 CNG

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 1999 GMC C2500 Pickup A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1999 GMC C2500 Pickup 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 1999 GMC C2500 Pickup cars and light trucks from 1990+

Air Bag System Precautions -> General Motors Corp. -> Arming -> Light Trucks & Vans -> Passenger Cars
Vehicle: 1999 GMC C2500 Pickup 5.7 V8 CNG

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,...

CLICK HERE TO GET FULL ACCESS TO 1999 GMC C2500 Pickup A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1999 GMC C2500 Pickup 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 1999 GMC C2500 Pickup cars and light trucks from 1990+

General Service Domestic Vehicles -> 1998-2000 -> Charging System -> Avenger, Sebring Coupe & Talon -> Breeze, Cirrus, Sebring Convertible & Stratus -> Caravan, Town & Country & Voyager -> Cherokee, Dakota, Full Size Pickups & Vans, Grand Cherokee & Wrangler -> Concorde, Intrepid, LHS & 300M -> DaimlerChrysler Corp. -> Ford Motor Co. -> General Motors -> Neon
Vehicle: 1999 GMC C2500 Pickup 5.7 V8 GAS

DaimlerChrysler Corp.
Avenger, Sebring Coupe & Talon

Never use cans to charge into high pressure side of system (compressor discharge port) or into system at high temperature, as high system pressure transferred into charging may cause it to explode.

  • Attach center hose from manifold gauge set to refrigerant dispensing manifold. Turn refrigerant manifold valves completely counterclockwise to open fully, remove protective caps from refrigerant manifold.
  • Screw refrigerant cans into manifold. Ensure gasket is in place and in good conditio...

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