RecallRepo

2006 Chevrolet Trailblazer Ext Recalls

Recalls on record Updated July 2026

The 2006 Chevrolet Trailblazer Ext has 6 NHTSA recall campaigns affecting an estimated 973,025 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 238 complaints with NHTSA, most often about the fuel system, gasoline. Last updated July 5, 2026.

Recall campaigns

VISIBILITY 15V599000 2015-09-24 9,932 affected
Defect

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…

Consequence

The protective coating may not eliminate the risk that the circuit board could short and result in a fire, even while the vehicle is unattended.

Remedy

GM will notify owners, and dealers will install a new driver's door switch module, free of charge. The recall began on November 2, 2015. Owners may contact Buick customer service at 1-800-521-7300, Chevrolet customer service at 1-800-222-1020, and GMC customer service at 1-800-462-8782. GM's number for this recall…

EXTERIOR LIGHTING 15V519000 2015-08-14 429,170 affected
Defect

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…

Consequence

Headlamps that do not illuminate reduce the driver's ability to see the roadway and reduce the vehicle's visibility to oncoming vehicles, both of which increase the risk of a vehicle crash.

Remedy

GM will notify owners, and dealers will replace the HDM, free of charge. The recall began on May 17, 2016. Owners may contact Buick customer service at 1-800-521-7300 or Pontiac customer service at 1-800-762-2737. GM's number for this recall is 14291.

VISIBILITY 14V404000 2014-07-02 184,611 affected
Defect

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…

Consequence

A short in the circuit board could lead to a fire, increasing the risk of personal injury. A fire could occur even while the vehicle is not in use. As a precaution, owners are advised to park outside until the remedy has been made.

Remedy

GM will notify owners, and dealers will inspect the part number on the door module, and install a new door module if necessary, free of charge. Parts for the remedy are not currently available. An interim letter was mailed to owners in August 2014. A second owner letter will be mailed when parts are available.…

VISIBILITY 13V248000 2013-06-13 193,652 affected
Defect

General Motors (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 module, causing corrosion that could result in a short in the circuit…

Consequence

A short in the circuit board could lead to a fire, increasing the risk of personal injury. A fire could occur even while the vehicle is not in use. As a precaution, owners are advised to park outside until the remedy has been made.

Remedy

Owners will be contacted and dealers will test the driver's door module. If the module is functioning properly, a protective coating will be applied. If the module is not functioning properly, it will be replaced. These repairs will be done free of charge. GM will notify Buick, Chevrolet, and GMC owners, Isuzu and…

EQUIPMENT 05V552000 2005-12-07 32,068 affected
Defect

CERTAIN TRUCKS AND SPORT UTILITY VEHICLES FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 110, "TIRE SELECTION AND RIMS." THESE VEHICLES WERE SHIPPED WITH TIRE AND LOADING INFORMATION LABELS LISTING AN INACCCURATE VEHICLE CAPACITY WEIGHT.

Consequence

A MISPRINTED LABEL COULD LEAD TO IMPROPER VEHICLE LOADING SPECIFICATIONS OR TIRE INFLATION WHICH COULD RESULT IN A TIRE FAILURE, INCREASING THE RISK OF A CRASH.

Remedy

OWNERS WILL BE PROVIDED WITH CORRECTED LABELS AND INSTALLATION INSTRUCTIONS. AT THE CUSTOMER'S OPTION, A DEALER CAN INSTALL THE LABEL FOR THEM. THE RECALL BEGAN ON MARCH 31, 2006. OWNERS MAY CONTACT BUICK AT 1-866-608-8080, CADILLAC AT 1-866-982-2339, CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, HUMMER AT…

STEERING 05V455000 2005-10-05 123,592 affected
Defect

CERTAIN PASSENGER VEHICLES MAY HAVE BEEN BUILT WITH A POWER STEERING HOSE THAT IS NOT TO SPECIFICATION. UNDER EXTREME STEERING MANEUVERS, SUCH AS TURNING THE STEERING WHEEL FULLY TO THE LEFT OR RIGHT WHILE BRAKING, THE HOSE MAY FRACTURE AND LEAK FLUID.

Consequence

IF THIS WERE TO OCCUR, POWER STEERING ASSIST WOULD BE LOST AND INCREASED STEERING EFFORT WOULD BE REQUIRED. ON VEHICLES EQUIPPED WITH HYDRO-BOOST POWER BRAKES, IT COULD ALSO RESULT IN LOSS OF POWER BRAKE ASSIST AND INCREASED BRAKING EFFORT WOULD BE REQUIRED. IF THE POWER STEERING FLUID SPRAY WERE TO SPRAY ONTO HOT…

Remedy

DEALERS WILL INSPECT THE POWER STEERING HOSE(S) FOR TWO SUSPECT DATE CODES AND REPLACE THEM IF REQUIRED. THE RECALL WILL BEGIN ON OCTOBER 14, 2005. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, BUICK AT 1-866-608-8080, CADILLAC AT 1-866-982-2339, ISUZU AT 1-800-255-6727, OR HUMMER AT…

Complaints by component

FUEL SYSTEM, GASOLINE
102
ELECTRICAL SYSTEM
37
2fires
FUEL SYSTEM, OTHER
16
EXTERIOR LIGHTING
11
FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM
8
FUEL/PROPULSION SYSTEM
5
VISIBILITY
5
STRUCTURE
4
AIR BAGS
3
1crashes4injuries
ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
3
Total complaints238

What owners report

Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.

“On august 18, 2017, I leased-to-own a 2006 chevrolet trailblazer from action auto of tupelo, ms. Around the first week of october of 2018, I had lend said vehicle to my sister. She contacted me saying that the engine was making a knocking noise, and brought the vehicle back to me, where I…”

AIR BAGS · reported 2018-10-16

“On august 18, 2017, I leased-to-own a 2006 chevrolet trailblazer from action auto of tupelo, ms. Around the first week of october of 2018, I had lend said vehicle to my sister. She contacted me saying that the engine was making a knocking noise, and brought the vehicle back to me, where I…”

ENGINE · reported 2018-10-16

“Transmission slipping and selinoids”

POWER TRAIN · reported 2018-05-15

“Headlights turn off while driving. Happens with regularity. Headlight relay defective. No replacement part available. Gm denies that a recall exists. *tr”

EXTERIOR LIGHTING · reported 2016-12-02

“Headlights turn off while driving. Happens with regularity. Headlight relay defective. No replacement part available. Gm denies that a recall exists. *tr”

ELECTRICAL SYSTEM · reported 2016-12-02

“Tl* the contact owns a 2006 chevrolet trailblazer ext. While driving various speeds, the vehicle would stall and shut off without warning. The vehicle would have to be jumpstarted in order to restart. The failure recurred, but the vehicle would not restart. The contact took the vehicle to a…”

ELECTRICAL SYSTEM · reported 2016-09-05

“Both rear parking tail lights does not turn on, while both front parking lights are operational. Brake lights, rear turn signals, reverse lights, doors unlock light are all operational.”

ELECTRICAL SYSTEM · reported 2016-08-15

“The headlights are not working properly. Sometimes the headlights work but other times they turn off. The high beams and marker lights are not affected. This also applies to the daytime running lamps and occurs in motion or at a stop.”

EXTERIOR LIGHTING · reported 2016-08-06

Defect investigations

Investigation DP10001 Opened 2010-01-07 · closed 2011-05-23

Fuel Level Gauge System Failure

The Office of Defects Investigation has received 668 complaints alleging inaccurate fuel gauge reading while driving in model year 2005-07 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and Saab 9-7x vehicles.Of the 668 complaints, 58 incidents were alleged to result in a vehicle stall.Of the 58 stalling incidents,…

Investigation DP10001 Opened 2010-01-07 · closed 2011-05-23

Fuel Level Gauge System Failure

The Office of Defects Investigation has received 668 complaints alleging inaccurate fuel gauge reading while driving in model year 2005-07 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and Saab 9-7x vehicles.Of the 668 complaints, 58 incidents were alleged to result in a vehicle stall.Of the 58 stalling incidents,…

Investigation EA12004 Opened 2012-06-11 · closed 2013-06-21

Driver's Master Power Window Switch

On August 15, 2012 General Motors (GM) announced a regional recall action (12V-406) involving model year (MY) 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, Isuzu Ascender and MY2005-2007 SAAB 9-7x vehicles originally sold or currently registered in the salt belt states of Connecticut, Delaware, Illinois,…

Investigation EA12004 Opened 2012-06-11 · closed 2013-06-21

Driver's Master Power Window Switch

On August 15, 2012 General Motors (GM) announced a regional recall action (12V-406) involving model year (MY) 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, Isuzu Ascender and MY2005-2007 SAAB 9-7x vehicles originally sold or currently registered in the salt belt states of Connecticut, Delaware, Illinois,…

Investigation EA12004 Opened 2012-06-11 · closed 2013-06-21

Driver's Master Power Window Switch

On August 15, 2012 General Motors (GM) announced a regional recall action (12V-406) involving model year (MY) 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, Isuzu Ascender and MY2005-2007 SAAB 9-7x vehicles originally sold or currently registered in the salt belt states of Connecticut, Delaware, Illinois,…

Investigation EA12004 Opened 2012-06-11 · closed 2013-06-21

Driver's Master Power Window Switch

On August 15, 2012 General Motors (GM) announced a regional recall action (12V-406) involving model year (MY) 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, Isuzu Ascender and MY2005-2007 SAAB 9-7x vehicles originally sold or currently registered in the salt belt states of Connecticut, Delaware, Illinois,…

Investigation PE12003 Opened 2012-02-09 · closed 2012-06-11

Driver's Master Power Window Switch

The Office of Defects Investigation (ODI) opened this investigation on February 9, 2012 in response to complaints alleging driver door module melting and/or burning in MY 2006-2007 Chevrolet Trailblazers. In response to ODI's Information Request letter, General Motors presented 167 reports and 698 warranty claims…

Investigation PE12003 Opened 2012-02-09 · closed 2012-06-11

Driver's Master Power Window Switch

The Office of Defects Investigation (ODI) opened this investigation on February 9, 2012 in response to complaints alleging driver door module melting and/or burning in MY 2006-2007 Chevrolet Trailblazers. In response to ODI's Information Request letter, General Motors presented 167 reports and 698 warranty claims…

Investigation RQ17002 Opened 2017-04-24 · closed 2021-03-29

Loss of Headlights

The subject vehicles are model year (MY) 2002-2009 Chevrolet Trailblazer, GMC Envoy, 2004-2007 Buick Rainier, 2003-2008 Isuzu Ascender, 2005-2009 Saab 9-7X, 2002-2004 Oldsmobile Bravada, 2003-2006 Chevrolet SSR, 2005-2009 Buick Lacrosse, and 2006-2008 Pontiac Grand Prix. This scope includes the Trailblazer/Envoy…

Sources & methodology

Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2006 Chevrolet Trailblazer Ext as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.