Showing articles & questions for topic
Trailblazer EXT

Related questions

Service engine light

The service engine light or check engine light coming on in cooler temperature could be you gas cap seal but you would need to have the computer scanned first to see if you have codes in memory of the computer...

Brake noise

Try and drive it for a couple weeks after inspecting to make sure everything was installed correctly. The noise may change after the pads are seated into the rotors. When a pad and rotor are new, they will not match...

Can someone help me pls?

It sounds like you may have an overheating issue that may very well be related to the fact that there was no coolant in the radiator, however it is also possible that there may be other issues that may have...

Engine light and battery light is on.

Hi there. Check the alternator and see if its not charging properly. Charge up the battery and start the engine. Check for a voltage on the battery with the engine running and see if its between 13.5 and 14.7 volts....

Would a blown coolant hose, at heater core, cause loss of power?

Yes, severe overheating will cause loss of engine power and also has a high potential to damage the engine as the pistons scuff the cylinder walls and the exhaust valves stick in the valve guides. If the overheating is severe...

When i shut off my car the heater blower keeps going with unit off and car off. 2006 Chevy Trailblazer

Hello - either the relay is stuck in the "On" position from burned contacts (,https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-blower-motor-relay) or the heater switch is similarly stuck in the "on" position (internal contacts at least). I would recommend an electrical inspection (https://www.yourmechanic.com/services/electrical-components-are-not-working-inspection) by a mobile,...

What size fuse do i need for my wipers

Replace it with a 20 amp fuse.

4WD transfer case issue

Hi there. It seems like what happened was, when putting the vehicle in 4WD low and driving at a high speed on pavement this could have caused the front axle to burn up. This is because the front differential has...

Car is idling up and down while either parked or when driving.

Hi there. I believe O'reilly's sold you an IAC (idle air control valve) from the description you have given. OEM is the acronym for original equipment manufacturer. Seems odd that it was only fixed for a couple of hours. Sometimes...

I have a 02 chevy trailblazer I went to step on the gas pedal and all it did was revved up but no go I pulled over and it died I t

This may be caused by many things such as low fuel pressure, a bad mass air flow sensor (https://www.yourmechanic.com/services/mass-airflow-sensor-replacement) or a faulty idle air control valve (https://www.yourmechanic.com/services/idle-control-valve-replacement). Low fuel pressure can cause an engine to starve for fuel due to...

Car locked in reverse

Hi there. You can be experiencing 1 of 2 things. Your vehicle's brake switch which indicates that the brake is pressed allows you to shift gears may be malfunctioning. These typically deteriorate overtime causing the shifter to be "stuck." Secondly...

4 wheel drive icon is staying on

If the switch for your four wheel drive has broken and your vehicle is now stuck in four wheel drive, it is very likely that the broken switch is the cause of your issue. I would recommend having this switch...

My motor bogs down when going uphill but doesn't cut out just u have to kinda put ur foot in it to get up the hill

You will need to have the fuel pressure checked to see if the pump is giving the correct pressures and replace the pump in the fuel tank if it is not. If pressure is good then have computer tested for...

4wd engages but vehicle bucks like 4wd is slipping.

There is likely an internal issue going on within your transfer case. The most common cause of transfer case slippage is low fluid. I suggest that the transfer case fluid condition and level is checked. If the two wheel drive...

I changed my starter relay and tested my starter but my truck still won't crank or start it just turns everything on

Hello, thank you for writing in. The first thing we need to discuss is the testing of starters. Starters are only bench tested typically, which means they hook up a power supply and watch for it to function. What they...

My radiator is full and my overfill is full yet my car still is overheating.

Hi there. First check the reservoir cap and make sure that it can hold the pressure that it says on it. If the cap can hold the pressure, then either the water pump is not working or the engine has...

If I put my car in drive and push on the gas it wont shift to second unless I let off the gas. If I drive it in overdrive it shift

Hello, the concern you have I strongly advise not to drive. The issue needs to be addressed, the vehicle will become inoperable. The automatic transmission has 3 systems; electronic, hydraulic, and mechanical. What describe could be an internal mechanical...

Where is the grinding noise coming from?

Hello. If this only occurs in one direction, then I usually check inside of the fender well for shinny spots. If there are any shinny areas, that would mean that there is something rubbing, such as the tire rubbing. If...

My water pump went out, I drove the car about 10 more miles before stopping, did I create additional engine damage?

Hi there! Yes, that is definitely enough time to do catastrophic damage and seize the engine. With your water pump going out (https://www.yourmechanic.com/services/water-pump-replacement) and no coolant circulating through the engine, there is tremendous heat being generated and stored, and with...

What else can leak coolant? The leak is away from the radiator as well.

A coolant leak can come from leaking hoses, a bad head gasket, an intake gasket, or a number of possible locations. This means that a mechanic would need to identify specifically where the leak is coming from first before making...

Browse related topics

Need a mechanic?

Our certified mobile mechanics make house calls in over 700 U.S. cities. Fast, free online quotes for your car repair.

Get a quote

Post a question and get free advice from our certified mechanics.


Ask a question