Go Green Motors

6808 W Colfax Ave, Denver, CO 80214
4.4
4.4 out of 5 stars

Used 2005 Chevrolet TrailBlazer EXT

111,265 miles
For Sale:$5,499

$350(-6%)price drop

Estimated payment:$125/mo.
$0 trade-in, 10% down payment, 48 months, Great credit score

SequenceDatePrice ChangeCurrent Price
1.1/16/2026 (3 months ago)$5,999
2.3/10/2026 (a month ago)-$150 (-2.5%)$5,849
3.3/30/2026 (11 days ago)-$350 (-6.0%)$5,499
  • SUV
  • Extended Front Legroom
  • Vaulted Headroom
  • Condition
    Used
  • Mileage
    111,265miles
  • Aggregate Ratings
    3
    3 out of 5 stars
  • Generation
    1(2003 - 2006)
  • Drivetrain
    4 Wheel
  • Transmission
    4-Speed Automatic
  • MPG
    12 city17 highwayMax range: 425 miles
  • Exterior Color
    Burgundy
  • Interior Color
    Light Gray (Gray)Factory Paint Code:28H
  • Upholstery
    Cloth
  • Size Segment
    Mid-Size
  • Doors
    4
  • Max Seating
    7
  • Max Towing Capacity
    6,500lbs.
  • Weight Class
    6,000-10,000 lbs. (2)
  • Ground Clearance
    8.1inch
  • Final Assembly Point
    Oklahoma City, Oklahoma
  • VIN
    1GNET16S956198617
  • Starting MSRP
    $31,020

Engine4.2L I6 Gasoline 275hp

  • Fuel Type:Gasoline
  • Max Horsepower:275 hp @ 6000 rpm
  • Power to Weight Ratio:18.01lbs/hp
  • Max Torque:275 ft.lbf @ 3600 rpm
  • Displacement:4.2liters
  • Block Type:I
  • Cylinders:6
  • Aspiration:Naturally Aspirated
  • Fuel Induction:Fuel Injection
  • Cam Type:DOHC
  • Valves:24

Message from the seller

Advertised price includes $299 D&H fee. Advertised price does not include taxes, government fees, title fees, licensing fees and other testing fees. We do our very best to ensure the accuracy of the information contained on our website, but absolute accuracy cannot be guaranteed. Some listed features may vary. Please contact the dealer to confirm details.

  • Convenience:

    • Automatic Climate Control
  • Exterior:

    • Tinted Windows
  • Other:

    • Trailer Hitch

2005 Chevrolet TrailBlazer EXT: A Comprehensive Overview

The 2005 Chevrolet TrailBlazer EXT was a full-size, extended-wheelbase SUV that offered a blend of utility, comfort, and a more robust presence compared to its standard TrailBlazer sibling. Designed to compete in a segment where space and towing capability were paramount, the EXT version provided an additional 10 inches of wheelbase, translating to significantly more cargo and passenger room.

Highlights

  • Engine Options:
    • 4.2L Inline-6 Vortec: This standard engine provided a good balance of power and efficiency for its class, delivering ample grunt for daily driving and light towing.
    • 5.3L V8 Vortec: The optional V8 offered a significant increase in horsepower and torque, making it the preferred choice for those who frequently towed heavier loads or desired more spirited acceleration.
  • Safety Features:
    • StabiliTrak (Standard on all trims): This electronic stability control system helped drivers maintain control of the vehicle during challenging driving conditions by automatically applying brakes to individual wheels and reducing engine power to prevent skidding.
    • Anti-lock Braking System (ABS): Standard on all models, ABS prevented wheel lock-up during hard braking, allowing the driver to maintain steering control and reducing stopping distances.
    • OnStar®: An available subscription-based telematics system that provided a range of safety and convenience services, including emergency assistance, turn-by-turn navigation, and vehicle diagnostics.
    • Front and Side-Impact Airbags: These provided crucial occupant protection in the event of a collision.
  • Trim Levels:
    • LT: The base trim, still offering a well-equipped package with features like air conditioning, power windows and locks, and a decent audio system.
    • LTZ: The premium trim, stepping up with leather seating, heated front seats, a more advanced audio system, larger alloy wheels, and additional comfort and convenience features.
  • Extended-Length Platform: The "EXT" designation signifies the longer wheelbase, providing a more spacious third-row seating option and considerably more cargo volume than the standard TrailBlazer, making it a practical choice for larger families or those who regularly haul gear.
  • Towing Capability: With its robust V8 engine and body-on-frame construction, the TrailBlazer EXT offered respectable towing capacities, suitable for small to medium-sized trailers, boats, or campers.

What to Expect

Ownership of a 2005 Chevrolet TrailBlazer EXT typically involves a focus on utility and comfort. Drivers can expect a commanding driving position, a smooth ride for an SUV of its era, and a cabin that can accommodate up to seven passengers with the optional third-row seat. The interior, while functional, leans towards durability over luxury, especially in the LT trim.

Maintenance: Like most full-size SUVs from this period, the TrailBlazer EXT benefits from regular scheduled maintenance. This includes oil changes, filter replacements, tire rotations, and brake inspections. The inline-six engine is generally considered reliable, while the V8 might require attention to spark plugs and ignition components over time. Some common areas for wear might include suspension components (ball joints, bushings) due to the vehicle's weight and typical usage. Owners should be prepared for typical SUV running costs, including tires and fuel.

Insurance: Insurance premiums for the 2005 TrailBlazer EXT will vary based on location, driving record, coverage levels, and the specific trim. As a larger SUV with a V8 engine option, it might command slightly higher premiums than smaller sedans or crossovers. However, it's generally not considered an exceptionally high-risk vehicle to insure.

Potential Considerations

  • Fuel Economy: The TrailBlazer EXT, particularly with the V8 engine, is not known for its fuel efficiency. Expect below-average MPG figures, especially in city driving, which can contribute to higher fuel costs.
  • Third-Row Usability: While the EXT offers a third row, it's best suited for children or occasional adult use due to limited legroom and ease of access.
  • Older Technology: As a 2005 model, the technology and infotainment features will be dated by modern standards. Expect a basic CD player, and potentially limited connectivity options.
  • Ride Quality: While generally comfortable, the body-on-frame construction can sometimes lead to a less refined ride compared to more modern unibody SUVs, with potential for some body roll in corners.
  • Potential for Mechanical Issues: As the vehicle ages, potential owners should be aware of common issues that can arise in older SUVs, such as transmission problems, electrical gremlins, and potential wear on the powertrain components. Thorough pre-purchase inspections are highly recommended.

Overall Summary

The 2005 Chevrolet TrailBlazer EXT was a capable and spacious SUV that served well as a family hauler and a light-duty tow vehicle. Its extended wheelbase provided a significant advantage in passenger and cargo capacity. While it offered a comfortable ride and solid V8 power, prospective buyers should be prepared for the realities of older vehicle ownership, including potentially higher fuel costs and the need for diligent maintenance to ensure continued reliability. It represented a traditional American SUV offering, prioritizing space and utility for those who needed it.

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Listed on January 16, 2026 (3 months ago)
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This Used 2005 Chevrolet TrailBlazer EXT is available for drivers in Denver, Aurora, Littleton, Arvada, Broomfield, Englewood, Brighton, Boulder ...