Common questions

What was the worst problem with a 2002 Chevrolet TrailBlazer?

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What was the worst problem with a 2002 Chevrolet TrailBlazer?

Worst 2002 Chevrolet Trailblazer Problems #1: Transmission Failure (4L60E) 2002 Trailblazer Average Cost to Fix: $2,200 #2: Engine Seized And Died 2002 Trailblazer Average Cost to Fix: $4,500 #3: Fan Switch Doesn’t Work On All Settings 2002 Trailblazer Average Cost to Fix: $500

What causes a trailblazer to shake when idling?

Here are the main components of the ignition system, as well as what would cause them to make your Trailblazer shake when idling. Fouled plugs can cause a misfire, which in turn causes an idle shake. Spark Plugs – One of the absolute most common causes (if not the most common reason that your Trailblazer may be shaking) is the spark plugs.

What are the O2 sensors on a Chevy Trailblazer?

The oxygen sensors that are equipped in your Chevy Trailblazer are responsible for monitoring the exhaust to help the ECU determine the correct air/fuel mixture. Of all the sensors equipped in your vehicle, the O2 sensors may have it the hardest. They deal with super hot exhaust that can cover them in deposits that can leave them ineffective.

What causes a vibration in a 6l transmission?

Other sources of a vibration include insufficient damping or isolation of the engine or driveline, an irregular combustion event, and Active Fuel Management (AFM) disturbances. TIP: DEXRON 6 is the only approved automatic transmission fluid (ATF) to be used with 6L transmissions (RPO MYA, MYB, MYC, MYD) at this time.

When did General Motors stop making the Trailblazer?

The Chevrolet Trailblazer is a mid-sized sport utility vehicle, produced by General Motors between the periods of 2002 and 2009, and again from 2012 to the present.

Is there a problem with my Trailblazer shocks?

The problem was the coil springs, and there was a recall for this issue in 2013. If you experience an irritating noise from that area of your Trailblazer, then bring your vehicle to us and let us see if there is indeed a fault with the coil springs and/or shocks. It may even be the wheel bearing, the brake caliper or a CV joint.

Why does my Chevy Trailblazer have a water leak?

This problem also seems to be 2012 & 2013 model specific. The oil cooler on the right hand side of the motor may leak water. It is oil cooled and water cooled and usually leak overnight when cooling down, due to a faulty O-ring on the cooler.

When did the new Chevy Trailblazer come out?

From the sounds of it, their debut years weren’t their greatest. At least Chevy started to up their game in 2010 and produced a much more reliable car after that. The 2021 Chevy Trailblazer is a new redesign too, so it’s worth looking into.

What causes check engine light to come on on Chevy Trailblazer?

When the cooling fan clutch fails, it can cause excessive fan noise. Sometimes, it will cause the check engine light to come on. This repair is another cheap one, at least for the diagnosis itself, averaging at $100. Model years 2002-2007 were affected, with 227 people reporting the problem.

What’s the average mileage of a Chevy Trailblazer?

With 544 people reporting this problem, you can see why it’s a big deal. The average miles it occurred at was 91,740, although it could happen as low as 5,700 miles. In 2002-2008 Chevy Trailblazers around 114,075 miles, consumers reported that the HVAC blower motor would stop working at one or more speeds.

Worst 2002 Chevrolet Trailblazer Problems #1: Transmission Failure (4L60E) 2002 Trailblazer Average Cost to Fix: $2,200 #2: Engine Seized And Died 2002 Trailblazer Average Cost to Fix: $4,500 #3: Fan Switch Doesn’t Work On All Settings 2002 Trailblazer Average Cost to Fix: $500

From the sounds of it, their debut years weren’t their greatest. At least Chevy started to up their game in 2010 and produced a much more reliable car after that. The 2021 Chevy Trailblazer is a new redesign too, so it’s worth looking into.

When did the Chevy Trailblazer HVAC stop working?

In 2002-2008 Chevy Trailblazers around 114,075 miles, consumers reported that the HVAC blower motor would stop working at one or more speeds. Some reported certain speeds no longer working, others temperature changes, and still, others said that certain vents wouldn’t work at all.

With 544 people reporting this problem, you can see why it’s a big deal. The average miles it occurred at was 91,740, although it could happen as low as 5,700 miles. In 2002-2008 Chevy Trailblazers around 114,075 miles, consumers reported that the HVAC blower motor would stop working at one or more speeds.

When did the first Chevy Trailblazer come out?

In this article, we consider the first-generation Chevrolet TrailBlazer, produced from 2002 to 2009.

Where are the fuse panels on a Chevy Trailblazer?

Here you will find fuse box diagrams of Chevrolet TrailBlazer 2002, 2003, 2004, 2005, 2006, 2007, 2008 and 2009, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

Are there any problems with the Chevy Trailblazer?

You might ask about the problem in 02 Trailblazer AWD problem and Chevy Trailblazer, GMC Envoy, Oldsmobile Bravada. Are you sure the car revs loud and fast?

Why does my Chevy Trailblazer make a loud noise?

This loud noise can be confused with high rpm’s, but the engine is not racing fast. It usually takes about a minute or two for the fan to shut off and then everything is normal. One or two have posted that when the fan is on, the power is reduced but this may be a different problem.

How often does a Chevy Blazer have a clogged line?

They changed everything the first time including the value cover and then when that did not help they came up with the clogged line. The blazer does not do it all the time, it does do it when it is cold and also when it has been on the road for a long period of time.

Are there any problems with the Chevy Trailblazer Lt?

The Chevrolet Trailblazer LT is a light-duty SUV that took the place of the older Blazer. Several technical service bulletins are published from the manufacturer concerning air-conditioning (AC) problems in the vehicle. The 2005 Trailblazer has the most TSB’s published concerning this problem.

What is the reliability score of a 2002 Chevrolet TrailBlazer?

The Reliability score is based on our latest subscriber survey of 2002 Chevrolet TrailBlazer owners. The owner comments describe problems respondents experienced with this vehicle.

Why is the blower motor on my trailblazer not working?

The blower motor is also affected by the same electrical problem. The wiring connections under the dash of the Trailblazer corrodes, loosens or breaks for no apparent reason. A TSB published on the Trailblazer states the only correction for this AC problem is rewiring the dash or replacing the connections.

Are there any air conditioner problems in the 2005 TrailBlazer?

Several technical service bulletins are published from the manufacturer concerning air-conditioning (AC) problems in the vehicle. The 2005 Trailblazer has the most TSB’s published concerning this problem. The air-conditioning has no recalls issued for any consumer complaints or National Highway Traffic Safety Administration.

Why is my Trailblazer 4 wheel drive not responding?

I have a 02 trailblazer with 4 wheel drive problems granted it frustrating me. I had a scanner hooked up to it and its not responding I replaced the switch then the dash lights went out and I check the fuses in the hood since I cant find any fuse box in the cab can some one else help me please cause I need the 4×4 for winter.

How can I get my Trailblazer to 4WD?

Put the transmission shifter in neutral. Then, try and shift into 4WD low. The transfer case won’t go into 4 low unless the transmission is in neutral. helpful? I’ve done that – I have 71K miles on it – bought it new – never had a problem getting into 4×4 low – it tries, light blinks, but never shifts.

Where is the 15 Amp Fuse on my Trailblazer?

According to the schematic, there is a 15 amp fuse in the rear fuse block below the left rear seat. Did you check that? Also, under the hood at the fuse block, there is a black / white wire which is a ground. Check to see if it is in good condition. I have attached a schematic.

In 2002-2008 Chevy Trailblazers around 114,075 miles, consumers reported that the HVAC blower motor would stop working at one or more speeds. Some reported certain speeds no longer working, others temperature changes, and still, others said that certain vents wouldn’t work at all.

How can I Fix my Chevy Trailblazer idling problem?

Simple solution, clean the throttle body, connected to the electronic idling motor. This is a 2004 Trailblazer with the 4.2 inline 6 cylinder engine in it, but this issue is common with the whole generation, 2002-2009 (1st generation Trailblazer, and other vehicles with the same engine/throttle body/electronic idling motor). Simply…

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!

What kind of engine does a trailblazer have?

This is a 2004 Trailblazer with the 4.2 inline 6 cylinder engine in it, but this issue is common with the whole generation, 2002-2009 (1st generation Trailblazer, and other vehicles with the same engine/throttle body/electronic idling motor). Simply…

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

2002 Chevrolet TrailBlazer Owner’s Manual Litho in U.S.A. Part Number C2238 A First Edition © Copyright General Motors Corporation 2000 All Rights Reserved i Table of Contents

When did the Chevrolet TrailBlazer come out in the market?

Size matters when it comes to sport utility vehicles, and midsize SUVs are the ones that capture the heart of the market. General Motors launched three new midsize models by spring 2001 as early 2002 models. Chevrolet’s TrailBlazer is one member of the trio, which is especially crucial to GM because of the debut of the redesigned Ford Explorer.

How big is the cargo space in a 2002 Chevrolet TrailBlazer?

Cargo capacity is 80.1 cubic feet with the rear seat folded down. The seven-passenger EXT model gets a third seat with a full footwell and more than 22 cubic feet of space behind the seat. Second-row seats fold and flip forward to permit access to the rear.

Cargo capacity is 80.1 cubic feet with the rear seat folded down. The seven-passenger EXT model gets a third seat with a full footwell and more than 22 cubic feet of space behind the seat. Second-row seats fold and flip forward to permit access to the rear.

2002 Chevrolet TrailBlazer Owner’s Manual Litho in U.S.A. Part Number C2238 A First Edition © Copyright General Motors Corporation 2000 All Rights Reserved i Table of Contents

Is the Chevy Trailblazer Lt the right size?

Even without knowing you, though, we feel pretty confident in saying the right-sized one is out there because the manufacturers keep making more slot-fillers all the time.

How much does it cost to replace a CV axle on a trailblazer?

Chevrolet Trailblazer CV Axle / Shaft Assembly Replacement costs $376 on average. What are CV Axles and how do they work? All front wheel drive and all wheel drive cars use CV axles.

What’s the length of a 2002 Chevrolet TrailBlazer?

The regular-length TrailBlazer rides a 113-inch wheelbase and is 191.8 inches long, while the EXT is 208 inches long on a 129-inch wheelbase. The TrailBlazer, Bravada and Envoy share roofs, tailgates and front doors, but most of the other body components are unique to the TrailBlazer.

How often should I repair my Chevrolet TrailBlazer?

Repairs now, each year, 600-800. Normal for wear and tear and ahem, my abuse. Cat converter, motor mounts, brake vac booster and such. Well worth it to avoid a car payment!

How big are the tires on a Chevy Trailblazer?

The TrailBlazer, Bravada and Envoy share roofs, tailgates and front doors, but most of the other body components are unique to the TrailBlazer. Wedge-shaped fender flares help give the TrailBlazer a different appearance than its GM companions. Either 16- or 17-inch tires are available.

Why does my TrailBlazer go into limp mode?

Without any pre-warning or other indication, your Trailblazer’s engine management system engage and the Trailblazer enters limp (or reduced engine power) mode. There are a few things that may cause this. Usually it is related to the gas pedal or throttle body sensors detecting a problem.

When did the transmission go out on my Trailblazer?

Reopened for updates. The transmission went out on my 02 Trailblazer last night for the second time. The initial failure occurred 1 year ago almost to the day, the vehicle was 18 months old and had 32,000 miles. In drive it suddenly started slipping and making a loud whine. It would not shift, but sometimes would “catch” enough to move forward.

When the cooling fan clutch fails, it can cause excessive fan noise. Sometimes, it will cause the check engine light to come on. This repair is another cheap one, at least for the diagnosis itself, averaging at $100. Model years 2002-2007 were affected, with 227 people reporting the problem.

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Ruth Doyle