2001 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 2001 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 2001 Chevrolet Blazer automobile. Try the Automotix DIY solution today!
DIY REPAIR SAMPLES > CONTINUE EXPLORING >

We have info for following modifications of 2001 Chevrolet Blazer

  • 2001 Chevrolet Blazer 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:W
  • 2001 Chevrolet Blazer Trailblazer 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:W

A/C & HEATER SERVICE PROCEDURES FOR 2001 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 2001 Chevrolet Blazer cars and light trucks from 1990+

Computer Relearn Procedures -> General Motors Corp. -> 1997-98 -> 1998-2000 -> 1998-99 -> 1999-2001 -> 1999-2002 -> 2.2L & 2.4L Engines -> 2000-02 -> 2000-04 -> 2001-02 -> 2001-04 -> 3.1L, 3.4L, 3800/3.8L, 4.0L & 4.6L Engines -> 3.5L Engine -> 5.7L Engine -> Achieva, Alero, Grand Am & Skylark -> Achieva, Cavalier, Skylark & Sunfire -> Alero & Grand Am -> Alero & Malibu -> Aurora -> Aurora, Bonneville, DeVille, LeSabre & Seville -> Aurora, Bonneville, Grand Prix, LeSabre & Park Avenue -> Auto Learn Passlock Procedure -> Body Control Module (BCM) -> Bonneville -> Bonneville, Eighty Eight, LeSabre, LSS & Park Avenue -> C & K Series w/Diesel Engine -> C & K Trucks w/Diesel Engine -> Camaro & Firebird -> Catera -> Cavalier & Sunfire -> Century -> Century, Grand Prix, Impala, Intrigue, Lumina, Monte Carlo & Regal -> Century, Impala, Intrigue, Monte Carlo & Regal -> Corvette -> Crankshaft Position System Variation Learn -> Cutlass & Malibu -> Dash Integration Module (DIM) -> DeVille -> DeVille, Eldorado & Seville -> EEPROM -> Eldorado -> Engine Control Module (ECM) -> Engine Performance -> Except Park Avenue -> Grand Am -> Grand Prix & Regal -> Impala & Monte Carlo -> Instrument Panel Integration Module (IPM) -> Intrigue -> LeSabre -> Less Tech 2 Or Techline Terminal -> Light Truck & Vans -> Park Avenue -> Passenger Cars -> Passkey Module -> Passlock Learn Procedure -> PCM -> Powertrain Control Module (PCM) -> Powertrain Control Module (PCM) & Vehicle Control Module (VCM) -> Rear Integration Module -> Riviera -> Seville -> T50/T60/T20+ -> TDC Offset Adjustment -> Theft Deterrent System Programming -> VCM -> With Tech 2 -> With Techline Terminal & Scan Tool
Vehicle: 2001 Chevrolet Blazer Trailblazer 4.3 V6 GAS

Passenger Cars

Body Control Module (BCM)
Alero & Grand Am

This procedure must be performed if the BCM, Passlock sensor or PCM is replaced. If BCM is not properly programmed, it will not control all the features properly.

  • Ensure battery is fully charged and ignition switch is in the ON position.
  • Connect a suitably programmed Tech II, or equivalent, scan tool to Data Link Connector (DLC).
  • Access scan tool "Special Functions" menu and follow scan tool instructions to program BCM.
  • If BCM fails to accept the pr...

CLICK HERE TO GET FULL ACCESS TO 2001 Chevrolet Blazer A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2001 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 2001 Chevrolet Blazer cars and light trucks from 1990+

Compressor Service -> HD6/HT6/HU6 Compressor -> Shaft Seal, Replace -> Installation -> Removal
Vehicle: 2001 Chevrolet Blazer Trailblazer 4.3 V6 GAS

Removal

  • Recover refrigerant as outlined under , then loosen and reposition compressor in brackets.
  • Remove clutch plate and hub as outlined under "Compressor Clutch Service."
  • Remove shaft seal retaining ring.
  • Clean inside of compressor neck area around shaft and seal seat to prevent damage to compressor from entry of dirt.
  • Place seal protector tool No. J-33021, or equivalent, over end of shaft to avoid chipping ceramic seat.
  • Engage knurled tangs of seal seat replacement tool No. J-23128-A, or equivalent, into recessed portion of seal seat by turning handle clockwise.
  • Remove seal seat ...

CLICK HERE TO GET FULL ACCESS TO 2001 Chevrolet Blazer A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2001 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 2001 Chevrolet Blazer cars and light trucks from 1990+

Component Replacement & Adjustment -> Light Duty Trucks & Vans -> Condenser, Replace -> 1.6L & 2.0L Engines -> 2.5L Engine -> 2001 -> 2002 -> Astro & Safari -> Aztek -> Bravada, S & T Series -> C & K Series -> G Series -> Montana, Silhouette & Venture -> Rendezvous -> Tracker -> Vue
Vehicle: 2001 Chevrolet Blazer Trailblazer 4.3 V6 GAS

Astro & Safari
  • Remove air cleaner.
  • Recover refrigerant as outlined under .
  • Remove grille and front end panel.
  • Disconnect radiator tie bar support at top.
  • Disconnect refrigerant lines from condenser. Cap lines and fittings to prevent dirt or moisture from entering system.
  • Remove center support bracket.
  • Remove condenser.
  • Reverse procedure to install.
Aztek
  • Recover refrigerant as outlined under .
  • Drain cooling system into suitable container.
  • Remove cooling fans with cooling fan shroud.
  • Remove radiat...

CLICK HERE TO GET FULL ACCESS TO 2001 Chevrolet Blazer A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2001 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 2001 Chevrolet Blazer cars and light trucks from 1990+

Compressor Service -> Harrison V7 Variable Displacement Compressor -> Precautions -> Battery Ground Cable -> Product Compatibility
Vehicle: 2001 Chevrolet Blazer 4.3 V6 GAS

Product Compatibility

Before replenishing refrigerant oil, ensure product compatibility with the system being serviced. Ref...

CLICK HERE TO GET FULL ACCESS TO 2001 Chevrolet Blazer A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2001 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 2001 Chevrolet Blazer cars and light trucks from 1990+

Manual Air Conditioning & Heater System Diagnosis & Testing -> Light Duty Trucks & Vans -> System Diagnosis & Testing -> A/C System Performance Test -> Astro & Safari -> Avalanche, Escalade, Escalade EXT, Sierra, Silverado, Suburban, Tahoe, Yukon & Yukon XL -> Aztek & Rendezvous -> Blazer, Bravada, Envoy, Jimmy, S10, Sonoma & Trailblazer -> Diagnostic Tests -> Express & Savana -> Intermittent & Poor Connections -> Intermittents -> Montana, Silhouette & Venture -> Poor Connections -> Tracker -> Vue
Vehicle: 2001 Chevrolet Blazer 4.3 V6 GAS

On models equipped with a Powertrain Control Module (PCM) or Vehicle Control Module (VCM) controlled A/C system, connect a suitable Scan Tool to the Diagnostic Link Connector (DLC), normally located behind the lefthand side of the instrument panel, near the steering column.

A/C System Performance Test

Astro & Safari

Refer to Fig. , for A/C performance test procedure and standard values.

Avalanche, Escalade, Escalade EXT, Sierra, Silverado, Suburban, Tahoe, Yukon & Yukon XL

Refer to Fig. , for A/C performance test procedure and standar...

[[table data]]
[[table data]]
[[table data]]
[[table data]]
[[table data]]
[[table data]]
[[table data]]
[[table data]]

CLICK HERE TO GET FULL ACCESS TO 2001 Chevrolet Blazer A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2001 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 2001 Chevrolet Blazer cars and light trucks from 1990+

Compressor Service -> Harrison V7 Variable Displacement Compressor -> Shaft Seal, Replace -> Installation -> Removal
Vehicle: 2001 Chevrolet Blazer Trailblazer 4.3 V6 GAS

The shaft seal should not be replaced if only small amounts of oil are noted on adjacent surfaces. The shaft seal should only be replaced if a large amount of sprayed oil is observed, and then only after actual refrigerant leakage is found using an approved leak test procedure.

Removal

  • Recover refrigerant as outlined under , then remove compressor drive belt.
  • Reposition compressor, as needed, to gain access to clutch assembly and seal, or remove compressor and mount in suitable holding fixture.
  • Remove clutch plate and hub assembly as outlined under "Compressor Clutch Service."
  • Remo...

CLICK HERE TO GET FULL ACCESS TO 2001 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