Chevrolet Trailblazer Questions Maintenance & Repair

Interchangeable Parts

I am needing to either change the starter or the ignition in my 2003 Trailblazer. The parts are crazy expensive so I needed to get parts elsewhere. Does anyone know the interchangeable years for th...

3rd Brake Light Doesn’t Work

Both left and right brake lights work, 3rd does not. Fuses are good, tried many lights. Please help

Where Is The ECT Sensor Located On A 2009 Trailblazer?

It is not behind the alternator in the engine block.

Start But Won't Shift Or Move

My 2002 trailblazer starts but won't shift into gear and won't move what can I do to fix it

Why Does My Chevy Trailblazer Make A Rattle Noise From Underneath

My Chevy trailblazer makes a rattle noise from the rear end of the vehicle it... its getting louder what could this be... I know it the rear end cause if I hit a bump it always does it and it's com...

Noise When Accelerating

My trailblazer has been running well given its age & mileage of 320,000. Recently it began making a whooshing noise when accelerating. The mechanic thought it was & replaced the air conditioning c...

Transmission Slipping

My transmission in my 2004 chevy trailblazer is slipping and doesn't shift into 3rd gear. What can I do?

2007 Trailblazer Ss Service Charging System

I have a 2007 trailblazer ss. Battery light is on and service charging system on dash. Replaced alternator and battery and it is still doing it. Any info on what to look at next

99 Suburban Transmission Fit A 2003 Trailblazer

Will a 4L60E out of a 1999 Suburban with a 5.7L V8 fit in a 2003 Trailblazer with the In-line 6 cylinder?

I Have 2008 Chevy Trailblazer And My Low Beam Head Lights Quit Working

I have 2008 Chevy Trailblazer and my low beam head lights quit working first the drivers side then the passengers side both lights are brand new the fuses are new and its not the HDm I tried that an...

Have No Power At All

I have an 03 trailblazer I replaced the battery an the mega fuse an still no power to anything the battery an the fuse is still good an checked all my grounds an there good what else could it be is...

Headlights Come On With Fog Light Button???

I recently purchased a 2004 Chevy Trailblazer. When I turn the knob, the lights don't come on. However, when I hit the fog light button, they turn on, but the fog lights don't seem to work....??

Why Does My Car Shake While Idling ?

I have a 2005 trailblazer that I just bought used from someone with 229,700 something miles.. the first two days the car ran like a champ & drove great THEN I started having issues smh.. when I’m ...

How To Fix A Loose Fan.

I have a 2003 trailblazer and the fan is loose making a knocking noise how do I repair it

Transmission Is Not Shifting Suggestions..

My 2007 chevy trailblazer wont shift at all help

03 Trailblazer Traction

I am getting stuck on top of slick mud. It is rear wheel drive. It’s like rear end is being dragged not traction. The “TC” button shows error when this happens. Also I can accelerate but does s...

Overheating Problem

I changed my radiator and thermostat but after I drive a few minutes and park I can hear my coolant sound like its bubbling. I really need help with this

Low Oil Pressure Light Come On And Lost All Kind Of Power.

Just noted a head gasket job. Brand new oil filter and all now the Gage come on low oil pressure I lost all kind of power to the SUV what is the fix for my problem?

Will A Shifter Cable On 2006 2wd Trailblazer Work On A 2002 4wd

Should I Replace Thermostat Or Temperature Sensor

I have an error code that says vehicle is running under normal operating temperature and possible causes were thermostat, thermostat housing and temperature sensor. The heater works just fine afte...