Why is there a service 4WD light on my Trailblazer?

Re: “Service 4WD” light on Trailblazer – Possible causes? (Kari) Bad 4wd select switch on the dash. 8 times of of 10. The other 2 times is the control module. Don’t be afraid to drive it, it’s a notice light, not a warning light. GM/ASE Certified Parts Manager.

What does a yellow light on a trailblazer mean?

Yellow lights are caution or notification, Red means Stop the vehicle before you do damage. GM/ASE Certified Parts Manager. Okay, thanks… I’ll let her know! And then I can have my Vibe back! glad to be of service!! GM/ASE Certified Parts Manager. And you most definitely were!

What was the service 4WD light on my 1997 Blazer?

Not fully engaged the system wore a lot of the front wheel drive parts down and needed to be R&Red.Not cheap. But this was on an 1997 Blazer with Electronic control 4wd, so lets hope they improved the system since then.

When did Chevy Blazer get electronic control 4WD?

But this was on an 1997 Blazer with Electronic control 4wd, so lets hope they improved the system since then. As was stated earlier in the thread, I don’t think it’s parts, I think it’s the switch tnpartsguy spoke of, since the light on the switch was off when the notice light was on, and vice versa.

Which is Chevy Avalanche has service 4WD Lite?

Make and Model > Chevrolet > Avalanche > Service 4WD lite on C0327… GM has issued a technical service bulletin (TSB) 3061F to address problem with Service 4WD lite on C0327 C0327 P0836 P0500 on the following vehilces

Why does the airbag light stay on in my Chevy?

If your Chevrolet airbag light stays on and won’t turn off, it is because the Safety Restraint System (SRS) has detected a problem with one of the airbag components. Two possibilities include damaged wires or low voltage. While the airbag light stays on, the SRS system will not function, and no airbag will deploy in case of an accident.

What does the four wheel drive warning light mean?

The four wheel drive light means your car has activated four wheel drive. If the Service 4WD light is on, there may be an issue with the system. Is it safe to drive with the four wheel drive indicator lights on? Anyone who off-roads for a hobby knows that four wheel drive is a must have.

What to do when your four wheel drive light is on?

If your service light is on or if your four wheel drive system doesn’t seem to be working properly, ask one of our certified technicians to help you diagnose any problems. The most popular service booked by readers of this article is Warning Light is on Inspection.

What are the warning lights on a Chevrolet?

The following are warning lights and indicators found in vehicles built by Chevrolet. Click a link to learn more about each one. They are roughly ordered by importance, which tends to be by color (red, amber, yellow, orange, green, blue, gray). There are nearly 50 of them so search carefully!

How to reset the service 4WD light and the ” change ” light?

To reset the Change Oil light turn the ignition on but do not start and then push the gas pedal 3 times. The Service 4WD light is most likely the 4WD switch on the dashboard. If the lights are acting funny then the switch needs to be replaced.

When does the 4WD warning light go out?

When the ignition key is cycled from OFF-RUN-START and is released back to the RUN position after the vehicle starts, the 4WD warning light should illuminate for 1 to 2 seconds and then go out. If it stays on, or the “Service 4WD System” message is displayed, there is a problem with the 4WD system.

What was the owner’s manual for the 2002 Chevrolet TrailBlazer?

Why does the 4 wheel drive light come on?

Vehicles that have four wheel drive systems tend to have a separate light to indicate an issue with the system. Usually labeled “Service 4WD”, when this light comes on, a code will be stored in the computer’s memory to help identify any issues. Depending on the problem, the four wheel drive may be disabled temporarily.

Is the 4WD select switch a warning light?

Bad 4wd select switch on the dash. 8 times of of 10. The other 2 times is the control module. Don’t be afraid to drive it, it’s a notice light, not a warning light. GM/ASE Certified Parts Manager.

Is the 4 wheel drive light on on my Trailblazer?

2002-2005 Chevrolet TrailBlazer, TrailBlazer EXT 2002-2005 GMC Envoy, Envoy XL 2004-2005 GMC Envoy XUV 2002-2004 Oldsmobile Bravada with Four-Wheel Drive (4WD) Condition Some customers may comment that the Service 4WD light is on, the 4WD system is inoperative or the 4WD switch indicator lights are blinking. Service Diagnosis

Can a 4WD dash switch be replaced on a 2002 TrailBlazer?

The dealership has replace the 4WD dash switch on my 2002 Trailblazer at least twice over the years for the same situation but my new mechanic just reprogramed the computer which fixed it. Do a search on this because it happens alot to the Trailblazers.

What causes traction warning on 2006 Chevy Trailblazer?

Traction warning on 2006 chevy Trailblazer. wrong with it. Any help appreciated and donation to follow, thank you. 2004 chevy trailblazer. Codes p0455. system leak detected (gross leak). Code p0455 is a large EVAP leak. A common cause for this is a loose or faulty gas cap. Or if the truck was running when you were filling

What kind of problems does a 2002 tblzr have?

My 2002 TBLZR has had intermittant problems over the years. It has automatically switched to 4WD hi & lo very intermitantly usually after pullling off the hwy. 4 times in the years the service 4wd lite came on and then went off. I have hrdly ever used the 4WD.

Where can I buy a 2004 Chevrolet TrailBlazer?

2004 TrailBlazer listings within 50 miles of your ZIP code. Get answers to buy with confidence. Save when you purchase multiple reports. Get free quotes from dealers near you.

What’s the average price of a 2004 Chevy Trailblazer?

In CARFAX Used Car Listings, you can find a used 2004 Chevrolet TrailBlazer for sale from $3,550 to $6,995. The average selling price of this vehicle on CARFAX is $5]

When does the new Chevy Trailblazer come out?

GM began making the Chevrolet Blazer again in 2019 and according to the specs it is more the size and build as the Trailblazer. The National Highway Transportation Safety Administration offers independent analysis. The Insurance Institute of Highway Safety uses extensive crash tests to determine car safety.

Are there any downsides to a Chevy Trailblazer?

The downsides are common to many SUV’s and light trucks and they are front wheel bearing assemblies and rear disc brakes used in salt, mud, and on rough roads. Original front wheel bearing assemblies were expensive and didn’t last more than 30 to 40k miles, however, the price of replacements have dropped and life span has increased.

What kind of engine does the Chevrolet TrailBlazer have?

Rather than a V-6 or V-8 engine, the TrailBlazer holds a 275-horsepower, 4.2-liter, all-aluminum inline-six-cylinder. The TrailBlazer debuted as a five-passenger vehicle. Chevrolet soon added an extended-length TrailBlazer EXT model that features a seven-passenger capacity and an available 5.3-liter V-8 engine. Both come in LS and LT trim levels.

When does the service engine soon light come on?

If your Check engine light is ON, the easiest way to diagnose this problem is to always check your trouble code memory with an OBD2 scanner. The check engine light will not light up if there is a scheduled service as the service engine soon light. It does only occur when there is a problem with your engine.

Where is the Traction Light on a Chevy Trailblazer?

It could be the ABS module is bad or a wiring problem. First check the fuses and then disconnect the module and look for broken or damaged terminals. On the chevy trailblazer, it is located under the truck, drivers side, sort of behind the drivers seat.

Is there a problem with my 2002 Chevy Trailblazer?

My 2002 has a problem that still exists after 19 trips to the dealer. It has 58,ooo kms. on it only. I leave it set on 2WD and at times all other lites on the selector flash or stay on etc. It shifts into 4High and when I slow down it goes into 4Low by itself. Anyone else have issues like that. I had a similar problem with my ’02 Trailblazer.

Why are my abs and brake lights not working?

This is how I fixed my intermittent ABS and Brake dash lights on my Chevrolet blazer with the Kelsey-Hayes EBCM module, with out spending 1500 bucks on a new EBCM.. You may have code C0265 “Electronic Brake Control Module Motor Relay Circuit.” The fault is usually due to broken solder joints on the circuit board.

Why is my Trailblazer 4WD light not working?

4wd light on… no response from switch, no lights on at all. Switch lights come on when ignition first turned on so I know lights aren’t burned out. Checked fuses, all good. Disconnected battery, unhooked TCCM. Codes b2725, c0306 and c0550 Dealer tells me switch, TCCM and encoder all bad… $1100.00 fix. Really… all three bad!!!

Why is the notice light on on my 4WD switch?

When the notice light was on, the lights on the 4WD switch were not working and it would not go into any other mode besides 2WD. Now, the notice light is off and the lights on the switch are working, and it will go into anything except 4WD Low.

Are there any problems with the 2002 Chevy Trailblazer?

CarComplaints.com Notes: The Trailblazer emerged from an “upscale trim line” of the Blazer, but there’s nothing upscale about its transmission problems or its wonky, unpredictable headlights. No one has added a helpful site for this 2002 Trailblazer problem yet.

What does the blinking 4 wheel drive indicator mean?

So what is that 4 wheel drive indicator blinking on your dashboard means? The purpose of the 4 wheel drive light is to indicate when you have engaged 4WD mode by selecting 4H. When the light flashes continuously for more than 30 seconds it signifies there is a problem somewhere on your drivetrain system and that 4WD has not engaged properly.

What is the 4 wheel drive trouble light?

The 4A indicator becomes a 4 wheel drive trouble light if it remains on when the system is not engaged. General Motors uses an indicator for five possible choices. Their system can be set to AUTO (automatic (AUTO), 4 high (HI), 4 LOW, 2 wheel drive (2WD) and finally N if it is left in neutral.

Why is there a service 4WD light on my Trailblazer?