Sign inCreate free garage
Research · Sport Utility Vehicle - 2WD

2007 Chevrolet TrailblazerRecalls, problems, MPG & safety

NHTSA lists 5 safety recalls and 782 owner complaints for the 2007 Chevrolet Trailblazer. Most complaints involve fuel system, gasoline (221) and electrical system (214). The EPA rates it 14–17 mpg combined.

Check a VINAdd to my garage
Combined MPG
14–17mpg
EPA · 7 versions
NHTSA overall
—
Not rated by NCAP
Safety recalls
5campaigns
Latest Sep 2015
Owner complaints
782
Top: fuel system, gasoline
Fuel cost / yr
$3,650est.
EPA estimate, best version
01 —Recalls

Safety recalls

5 NHTSA campaigns · applies to some vehicles, check your VIN

Visibility: power window devices and controls

Free remedy

General Motors LLC (GM) is recalling certain model year 2006-2007 Buick Rainier, Chevrolet Trailblazer and GMC Envoy vehicles, and 2006 GMC Envoy XL and Chevrolet Trailblazer EXT vehicles. Fluid may enter into the driver's door master power window switch module, causing corrosion that could result in a short in the circuit board, causing window switches to become inoperative. Previously, the affected vehicles may have had their master power window switch module treated with a protective coating, instead of having it replaced.

VisibilityReported Sep 24, 2015NHTSA 15V599000

Exterior lighting: headlights

Free remedy

General Motors LLC (GM) is recalling certain model year 2007 Pontiac Grand Prix, 2006-2009 Buick LaCrosse, 2006-2007 Buick Rainier, Chevrolet Trailblazer, GMC Envoy, 2006 Chevrolet Trailblazer EXT, GMC Envoy XL, 2006-2008 Isuzu Ascender, and Saab 9-7x vehicles. In the affected vehicles, the headlamp driver module (HDM) may overheat and fail, causing the headlamps and daytime running lights to not illuminate.

Exterior lightingReported Aug 14, 2015NHTSA 15V519000

Visibility: power window devices and controls

Remedy pending

General Motors LLC (GM) is recalling certain model year 2005-2007 SAAB 9-7x; 2006 Chevrolet Trailblazer EXT and GMC Envoy XL; and 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier and Isuzu Ascender vehicles. Fluid may enter the driver's door master power window switch module, causing corrosion that could result in a short in the circuit board. A short may cause the power door lock and power window switches to function intermittently or become inoperative. The short may also cause overheating, which could melt components of the door module, producing odor, smoke, or a fire.

VisibilityReported Jul 2, 2014NHTSA 14V404000
See all 5 recalls with remedies
Data from NHTSA Recalls API · synced Nov 10, 2026 · All recall detailsNHTSA vehicle page
02 —Complaints

Owner complaints by component

782 complaints filed with NHTSA · Jan 2007 – Oct 2025
  1. Fuel system, gasoline221
  2. Electrical system214
  3. Exterior lighting162
  4. Visibility69
  5. Fuel/propulsion system60
  6. Fuel system, other43
  7. Air bags32
  8. Steering26
  9. Visibility/wiper22

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.

By model year

Complaints for each Trailblazer model year we’ve synced.

View as table
Model yearNHTSA complaints
20021,277
20031,266
20041,368
20051,734
20061,347
2007782
2008195
200928
2021201
2022113
202375
202436
202527
202612
Crashes reported
23
Fires reported
58
Injuries reported
26
Deaths reported
4
Data from NHTSA Complaints API · synced Nov 10, 2026 · Full problem breakdownNHTSA vehicle page
03 —Common problems

What owners report most

Verbatim excerpts from NHTSA complaints, by component

Fuel system, gasoline

221 reports2 fires
“FUEL GAUGE ACTS RADICALLY GOING FROM EMPTY TO FULL. AT THIS TIME IS CAUSE THE VEHICLE TO STOP AND GO AS IF IT'S OUT OF GAS. THIS HAS HAPPEN AT 55 MILES AN HOUR TO LOW AS 35 MPH. THIS HAS HAPPEN WITH IN TRAFFIC ALMOST CAUSING THE PERSON FROM BEHIND TO HIT ME AT HIGH SPEEDS. THIS HAS HAPPEN IN A PART OF THE CITY WHERE A PERSON LIKE ME, A WHITE, FEMALE, AND ALONE AT THE TIME COULD HAVE LOST A LOT DUE TO THE HIGH CRIME RATE IN THE AREA. *TR”
Owner complaint to NHTSAFiled Jul 14, 2014Fuel system, gasolineODI 10610502

Electrical system

214 reports4 crashes39 fires
“The contact owns a 2007 Chevrolet Trailblazer. The contact stated that the driver's side power master window switch had failed and failed to roll up the windows. There was no warning light illuminated. The contact stated that the failure had caused a significant amount of water to leak into the vehicle. The vehicle was taken to the dealer, where it was diagnosed and the failure was inked to NHTSA Campaign Number: 13V248000 (Electrical System, Visibility); however, the part to do the recall repair was not yet available. The vehicle was not repaired. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the failure. The failure mileage was approximately 214,000. Parts distribution disconnect.”
Owner complaint to NHTSAFiled Jul 24, 2023Electrical system, VisibilityODI 11534180

Exterior lighting

162 reports2 fires
“The contact owns a 2007 Chevrolet Trailblazer. The contact stated while driving 55 MPH at nighttime, the low-beam headlights started flickering, and then became inoperable. The vehicle decelerated and veered to the side of the road. The contact engaged the high-beam headlights and continued driving. The contact stated that he replaced the low-beam headlights relay several times. Additionally, the contact replaced the low beam headlights switch, bulb, and fuses; however, the failure persisted. The local dealer and a second dealer, Pohanka Chevrolet (13915 US-50, Chantilly, VA 20151) were notified of the failure and informed the contact that the VIN was not included in a recall. The contact related the failure to GM Campaign Number: N140291. The manufacturer was notified of the failure and referred the contact to the NHTSA Hotline for assistance. The failure mileage was approximately 133,000.”
Owner complaint to NHTSAFiled May 13, 2024Exterior lightingODI 11588377
All 2007 Trailblazer problemsSend a problem to a mechanic on findmechanic.ai
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026
04 —Key specs

Engines, transmissions & drive

7 versions rated by the EPA
EPA class
Sport Utility Vehicle - 2WD, Sport Utility Vehicle - 4WD
Engines
5.3L 8-cyl · 4.2L 6-cyl · 6.0L 8-cyl
Transmissions
Automatic 4-spd
Drive
Rear-Wheel Drive · 4-Wheel or All-Wheel Drive
Fuel
Regular Gasoline · Premium Gasoline

Towing, payload and dimensions aren’t in the EPA or NHTSA data, so we don’t list them.

Data from EPA fueleconomy.gov · synced Nov 10, 2026EPA listing
05 —Fuel economy

EPA fuel economy by version

City / highway / combined, annual fuel cost and CO₂
EPA
VersionCityHwyComb.Fuel / yrCO₂ g/mi
TrailBlazer 2WD
Auto 4-spd, 8 cyl, 5.3 L · Rear-Wheel Drive
142017$3,650523
TrailBlazer 2WD
Auto 4-spd, 6 cyl, 4.2 L · Rear-Wheel Drive
142016$3,900555
TrailBlazer 4WD
Auto 4-spd, 6 cyl, 4.2 L · 4-Wheel or All-Wheel Drive
142016$3,900555
TrailBlazer 4WD
Auto 4-spd, 8 cyl, 5.3 L · 4-Wheel or All-Wheel Drive
131916$3,900555
TrailBlazer Ext 4WD
Auto 4-spd, 8 cyl, 5.3 L · 4-Wheel or All-Wheel Drive
141916$3,900555
TrailBlazer 2WD
Auto 4-spd, 8 cyl, 6.0 L · Rear-Wheel Drive
131715$5,150592
TrailBlazer AWD
Auto 4-spd, 8 cyl, 6.0 L · 4-Wheel or All-Wheel Drive
121614$5,550635
  • TrailBlazer 2WD
    Auto 4-spd, 8 cyl, 5.3 L
    14 city · 20 hwy · $3,650/yr
    17
    mpg comb.
  • TrailBlazer 2WD
    Auto 4-spd, 6 cyl, 4.2 L
    14 city · 20 hwy · $3,900/yr
    16
    mpg comb.
  • TrailBlazer 4WD
    Auto 4-spd, 6 cyl, 4.2 L
    14 city · 20 hwy · $3,900/yr
    16
    mpg comb.
  • TrailBlazer 4WD
    Auto 4-spd, 8 cyl, 5.3 L
    13 city · 19 hwy · $3,900/yr
    16
    mpg comb.
  • TrailBlazer Ext 4WD
    Auto 4-spd, 8 cyl, 5.3 L
    14 city · 19 hwy · $3,900/yr
    16
    mpg comb.
  • TrailBlazer 2WD
    Auto 4-spd, 8 cyl, 6.0 L
    13 city · 17 hwy · $5,150/yr
    15
    mpg comb.
  • TrailBlazer AWD
    Auto 4-spd, 8 cyl, 6.0 L
    12 city · 16 hwy · $5,550/yr
    14
    mpg comb.
Estimate your fuel costCost of ownership
Data from EPA fueleconomy.gov · synced Nov 10, 2026 · Fuel cost is EPA’s annual estimate (15,000 mi, 55% city)
06 —Safety

NHTSA 5-Star Safety Ratings

2 tested variants
NHTSA has not published 5-Star Safety Ratings for the 2007 Chevrolet Trailblazer as of Nov 10, 2026.
Data from NHTSA NCAP Safety Ratings API · synced Nov 10, 2026Vehicle 2387Vehicle 2079
07 —Maintenance

Maintenance basics

General guidance, not the OEM schedule. Check your owner’s manual.
General guidance
ItemMilesTimeNote
Engine oil & filter5,000–10,000 mi6–12 monthsFollow the oil-life monitor if fitted
Tire rotation5,000–7,500 miEvery oil changeCheck pressure monthly
Engine air filter15,000–30,000 mi1–2 yearsSooner in dusty areas
Cabin air filter15,000–25,000 mi1–2 years
Brake fluid—2–3 yearsAbsorbs moisture over time
Coolant60,000–100,000 mi5–10 yearsLong-life coolants last longer
Spark plugs60,000–100,000 mi—Iridium/platinum plugs at the long end
12V battery—3–5 yearsHeat shortens battery life
  • Engine oil & filter5,000–10,000 mi
    6–12 months
  • Tire rotation5,000–7,500 mi
    Every oil change
  • Engine air filter15,000–30,000 mi
    1–2 years
  • Cabin air filter15,000–25,000 mi
    1–2 years
  • Brake fluid—
    2–3 years
  • Coolant60,000–100,000 mi
    5–10 years
  • Spark plugs60,000–100,000 mi
    —
  • 12V battery—
    3–5 years
Typical intervals for modern cars. Severe service (towing, short trips, extreme heat or cold) shortens them.
09 —FAQ

2007 Trailblazer questions

How many recalls does the 2007 Chevrolet Trailblazer have?

5 safety recalls as of Nov 10, 2026, according to NHTSA. Recall repairs are free at a dealer. Check your VIN to see whether your car is included and whether the repair was done.

What are the most common 2007 Chevrolet Trailblazer problems?

Owners filed 782 complaints with NHTSA. The most-cited components are fuel system, gasoline (221), electrical system (214), exterior lighting (162). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.

What MPG does the 2007 Chevrolet Trailblazer get?

The EPA rates the 2007 Chevrolet Trailblazer at 14–17 mpg combined, depending on engine and drivetrain (7 versions rated).

Data from NHTSA & EPA · synced Nov 10, 2026