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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Chevrolet Trailblazer 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 Trailblazer automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 2003 Chevrolet Trailblazer

  • 2003 Chevrolet Trailblazer 4.2 L6 GAS, CID:256, Fuel Injection, Aspiration:256, Engine VIN:, Desg:S
  • 2003 Chevrolet Trailblazer EXT 4.2 L6 GAS, CID:256, Fuel Injection, Aspiration:256, Engine VIN:, Desg:S
  • 2003 Chevrolet Trailblazer EXT 5.3 V8 GAS, CID:325, Fuel Injection, Aspiration:325, Engine VIN:, Desg:P

STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Chevrolet Trailblazer AUTOMOBILES

Includes starter and alternator replacement procedures for domestic and imported 2003 Chevrolet Trailblazer cars and light trucks from 1990+.

Alternator, Replace
Vehicle: 2003 Chevrolet Trailblazer EXT 5.3 V8 GAS

  • Disconnect battery ground cable.
  • Remove accessory drive belt.
  • Disconnect alternator electrical connector, then alternator cable.
  • Remove alternator mounting b...

CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Trailblazer STARTER & ALTERNATOR REPLACEMENT PROCEDURES

STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Chevrolet Trailblazer AUTOMOBILES

Includes starter and alternator replacement procedures for domestic and imported 2003 Chevrolet Trailblazer cars and light trucks from 1990+.

Starter, Replace
Vehicle: 2003 Chevrolet Trailblazer EXT 5.3 V8 GAS

Upon removal of starter, note if any shims are used. If shims are used, they should be installed in their original locations. After installation, if starter is noisy during cranking, remove one .015 inch double shim or add one .015 inch single shim to the outer bolt. If starter makes a high pitched whine after firing, add .015 inch double shims until noise ceases.

  • Disconnect battery ground cable.
  • Raise and support vehicle.
  • Remove front steering gear crossmember rear mounting bolts.
  • Remove rear steering gear crossmember mounting bolts, then rear steering gear crossmember from vehicl...

CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Trailblazer STARTER & ALTERNATOR REPLACEMENT PROCEDURES

STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Chevrolet Trailblazer AUTOMOBILES

Includes starter and alternator replacement procedures for domestic and imported 2003 Chevrolet Trailblazer cars and light trucks from 1990+.

Alternator, Replace
Vehicle: 2003 Chevrolet Trailblazer EXT 4.2 L6 GAS

  • Disconnect battery ground cable.
  • Remove air inlet duct.
  • Remove heater hose brace bolt from rear of alternator.
  • Disconnect alternator electrical connectors.
  • Remove accessory drive belt.
  • Remove alternator mounti...

CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Trailblazer STARTER & ALTERNATOR REPLACEMENT PROCEDURES

STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Chevrolet Trailblazer AUTOMOBILES

Includes starter and alternator replacement procedures for domestic and imported 2003 Chevrolet Trailblazer cars and light trucks from 1990+.

Alternator, Replace
Vehicle: 2003 Chevrolet Trailblazer 4.2 L6 GAS

  • Disconnect battery ground cable.
  • Remove air inlet duct.
  • Remove heater hose brace bolt from rear of alternator.
  • Disconnect alternator electrical connectors.
  • Remove accessory drive belt.
  • Remove alternator mounti...

CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Trailblazer STARTER & ALTERNATOR REPLACEMENT PROCEDURES

STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Chevrolet Trailblazer AUTOMOBILES

Includes starter and alternator replacement procedures for domestic and imported 2003 Chevrolet Trailblazer cars and light trucks from 1990+.

Starter, Replace
Vehicle: 2003 Chevrolet Trailblazer 4.2 L6 GAS

Upon removal of starter, note if any shims are used. If shims are used, they should be installed in their original locations. After installation, if starter is noisy during cranking, remove one .015 inch double shim or add one .015 inch single shim to the outer bolt. If starter makes a high pitched whine after firing, add .015 inch double shims until noise ceases.

  • Disconnect battery ground cable.
  • Raise and...

CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Trailblazer STARTER & ALTERNATOR REPLACEMENT PROCEDURES

STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Chevrolet Trailblazer AUTOMOBILES

Includes starter and alternator replacement procedures for domestic and imported 2003 Chevrolet Trailblazer cars and light trucks from 1990+.

Starter, Replace
Vehicle: 2003 Chevrolet Trailblazer EXT 4.2 L6 GAS

Upon removal of starter, note if any shims are used. If shims are used, they should be installed in their original locations. After installation, if starter is noisy during cranking, remove one .015 inch double shim or add one .015 inch single shim to the outer bolt. If starter makes a high pitched whine after firing, add .015 inch double shims until noise ceases.

  • Disconnect battery ground cable.
  • Raise and...

CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Trailblazer STARTER & ALTERNATOR REPLACEMENT PROCEDURES

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

Click here to view more details about 2002 Chevrolet Trailblazer Fan Clutch2002 Chevrolet Trailblazer Fan Clutch, 7.2 in. overall diameter; M30 x 1.5 pilot diameter/thread size; 0.81 in. pilot depth; 1.42 in. flange diameter; 1.87 in. fan mount height; 3.81 in. fan bolt circumference; 3.25 in. fan mount diameter; 5.69 in. overall height; Counterclockwise rotation; Electronic fan thermal design; A high quality, direct fit OE replacement fan clutch; Backed by 1-year, unlimited-mileage warranty..

Source: Auto Body Parts Store

$99.99

Click here to view more details about 2002 Chevrolet Trailblazer Bumper Reinforcement, Front2002 Chevrolet Trailblazer Bumper Reinforcement, Front, A high quality, direct fit OE replacement bumper reinforcement; Backed by 1-year, unlimited-mileage warranty..

Source: Auto Body Parts Store

$109.36

Click here to view more details about 2009 Chevrolet Trailblazer Center Cap2009 Chevrolet Trailblazer Center Cap, Aftermarket Center Caps; Brushed Aluminum Face Face; ABS; Set OF 4, , .

Source: Wheels / Rims, Mirrors & Lights Store

$70.45

Click here to view more details1983 Jeep CJ5 L4, 2.5 L, 151 CID Rebuilt Engine, 83-87 Eagle, 83-86 Jeep, 7/16" Head bolts, oil filter bypass in block, mechanical F/P., Warranty: 3-Year/100,000 Mile, .

Source: Rebuilt Engines Store

$1,297.00

Click here to view more details2007 Chevrolet Trailblazer Used A/C Compressor, 4.2, AUTO, 4X4 4.2L, Very Good.

Source: Used Auto Parts Store

$139.00

Click here to view more details2005 Chevrolet Trailblazer Used Air Injection Pump, 4.2, AUTO, 4X4 (4.2L), Very Good.

Source: Used Auto Parts Store

$180.00
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