2003 Chevrolet Blazer A/C & Heater Service (ONLINE REPAIR MANUALS)

Auto Parts Search


Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!
Help me findSearch
Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Chevrolet Blazer car and truck repair procedures including Chevrolet 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 2003 Chevrolet Blazer automobile. Try the Automotix DIY solution today!
DIY REPAIR SAMPLES > CONTINUE EXPLORING >

A/C & HEATER SERVICE PROCEDURES FOR 2003 Chevrolet Blazer 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 2003 Chevrolet Blazer cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 2003 Chevrolet Blazer 4.3 V6 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Blazer A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 Chevrolet Blazer 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 2003 Chevrolet Blazer cars and light trucks from 1990+

Charging Valve Locations -> Domestic Light Trucks & Vans -> 2003-04
Vehicle: 2003 Chevrolet Blazer 4.3 V6 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Blazer A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 Chevrolet Blazer 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 2003 Chevrolet Blazer cars and light trucks from 1990+

Component Replacement & Adjustment -> Blazer, Jimmy, Sonoma & S10 -> Cooling System Bleed
Vehicle: 2003 Chevrolet Blazer 4.3 V6 GAS

  • Slowly fill cooling system with 50/50 suitable coolant and water mixture to 1/2 inch below radiator fill opening.
  • Start and run engine. As cooling system warms u...

CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Blazer A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 Chevrolet Blazer 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 2003 Chevrolet Blazer cars and light trucks from 1990+

Component Replacement & Adjustment -> Blazer, Jimmy, Sonoma & S10 -> Blower Motor, Replace -> Automatic Climate Control -> Standard Air Conditioning
Vehicle: 2003 Chevrolet Blazer 4.3 V6 GAS

Standard Air Conditioning

  • Position retention bar and retainer aside, then remove Powertrain Control Module (PCM) from bracket. Disconnect electrical connector.
  • Disconnect hose clamp and remove coolant recovery reservoir hose.
  • Remove mounting nuts and coolant recovery reservoir.
  • Remove rear coolant recovery reservoir mounting stud and disconnect blower motor cooling tube.
  • Disconnect electrical connector, then remove mounting bolts and blower motor.
    • Torque blower motor mounting bolts to 40 inch lbs.
    • Torque reservoir mountin...

CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Blazer A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 Chevrolet Blazer 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 2003 Chevrolet Blazer cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Domestic Vehicles
Vehicle: 2003 Chevrolet Blazer 4.3 V6 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Blazer A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 Chevrolet Blazer 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 2003 Chevrolet Blazer cars and light trucks from 1990+

Drive Belt Data -> Domestic Light Trucks & Vans -> 2003-04
Vehicle: 2003 Chevrolet Blazer 4.3 V6 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Blazer A/C & HEATER SERVICE PROCEDURES

Shop online for auto body parts, engines, wheels, lights...

More parts
Help me findSearch
Auto Repair Quick Search
Help me find
Search DIY repair manuals by VIN...
Vehicle Identification Number is a unique serial number used by the automotive industry to identify individual motor vehicles

Find out what info we have for your vehicle

Need To Fix Your Car or Truck?
Save Money With Free Car Insurance Quote
FREE car insurance quote
Enter Zip Code:
Auto Repair Quick Search
Help me find