2008 Chevrolet Trailblazer Recalls, Problems & Maintenance

The 2008 Chevrolet Trailblazer has no open NHTSA recalls. Owners report 5 recurring issue clusters, led by “StabiliTrak and traction control power cutout while driving.” Chevrolet vehicles use the GM Oil Life System (OLS) — a percentage-based monitor that calculates oil life from driving conditions, not fixed mileage. When the OLS drops to 0%, oil and filter are due. The schedule below reflects GM's Normal Use intervals for everything else.

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No open recalls on file. NHTSA lists no unrepaired safety recalls for this year, make and model. A recall can be issued at any time, and a specific car can still have one open — check yours by VIN at nhtsa.gov/recalls.

Known issues & problems for this vehicle

What drivers and federal regulators have officially reported about the 2008 Chevrolet Trailblazer.

Reported to NHTSA

StabiliTrak and traction control power cutout while driving

ELECTRONIC STABILITY CONTROL (ESC)

11 NHTSA complaints · 2010-08 → 2020-09

“WHILE TURNING LEFT AT LOW SPEEDS STABILITRAK ACTIVATES SHUTTING POWER OFF TO THE WHEELS ONCE YOU RELEASE GAS PETAL FOR 5-10 SECONDS STABILITRAK WILL RETURN TO NORMAL AND ALLOW POWER BACK TO WHEELS. THIS IS A SERIOUS SAFETY ISSUE BECAUSE IF YOU PULL OUT ON THE HIGHWAY OR ANY”
— Owner report, NHTSA ODI #11289053
“MY 2008 TRAILBLAZER POWERS DOWN AND TRACTION CONTROL LIGHT COMES ON ACCELERATION I FEEL THIS IS DANGEROUS TO CARS BEHIND ME”
— Owner report, NHTSA ODI #11331302
“STABILITRAK LIGHTS ON DASH COME ON AS I AM LEAVING MY DRIVEWAY IN THE MORNINGS AND WHEN I LEAVE WORK IN THE EVENINGS. THIS OCCURS WHEN THE STEERING WHEEL IS TURNED TO THE RIGHT. THEY USUALLY GO OFF AFTER STOPPING AND RESTARTING THE VEHICLE. SOMETIMES THEY COME ON AGAIN WITHIN”
— Owner report, NHTSA ODI #10454754

Read all complaints on NHTSA →

Exhaust manifold cracking

ENGINE

18 NHTSA complaints · 2010-03 → 2021-02

“THE EXHAUST MANIFOLD IN MY 2008 CHEVY TRAILBLAZER HAS BROKEN NOW THREE TIMES. THE CHEVY DEALER HAS CHANGED THE MANIFOLD TWICE FOR FREE BUT NOW THEY NO LONGER WANT TO PAY FOR IT PLUS I ASKED IF THEY HAVE MADE A CHANGE TO THE CAST IRON MANIFOLD AND THEY TELL ME THE PART NUMBER”
— Owner report, NHTSA ODI #11397464
“WITH ONLY 55,000 MILES, THE EXHAUST MANIFOLD CRACKED. SEEING ALL OF THE COMPLAINTS ONLINE AND TALKING TO MY MECHANIC, THIS SEEMS TO BE A DEFAULT PART. CHEVY SHOULD BE RECALLING THESE. MY MECHANIC HAD TO ORDER THE PART THROUGH THE DEALER AND THEY HAD THE REPLACEMENT MANIFOLD IN”
— Owner report, NHTSA ODI #10441026
“EXHAUST MANIFOLD CRACKED AND HAD TO BE REPLACED”
— Owner report, NHTSA ODI #10723723

Read all complaints on NHTSA →

Spontaneous side curtain airbag deployment without collision

AIR BAGS

18 NHTSA complaints · 2008-01 → 2026-05

“THE CURTAIN AIR BAGS DEPLOYED WITHOUT WARNING. IN ADDITION, A WHITE SUBSTANCE EMITTED INTO THE INTERIOR OF THE VEHICLE WHEN THE FAILURE OCCURRED. A POLICE REPORT WAS NOT FILED. THE CONTACT WAS NOT INJURED. THE INSURANCE COMPANY INSPECTED THE VEHICLE AND INDICATED THAT IT WAS A”
— Owner report, NHTSA ODI #10838570
“WHILE DRIVING ON A STRAIGHT SECTION OF A CITY STREET AT ONLY 30 MPH BOTH SIDE CURTAIN AIRBAGS DEPLOYED. I WAS STARTLED BUT QUICKLY LOOKED AROUND TO SEE IF I HAD HIT ANYTHING OR HAD BEEN HIT BY ANOTHER CAR. I WAS STILL MOVING FORWARD AND AS SOON AS SAFELY POSSIBLE PULLED THE CAR”
— Owner report, NHTSA ODI #10543828
“THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 40 MPH, THE TWO SIDE CURTAIN AIR BAGS DEPLOYED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO A DEALER BUT WAS NOT DIAGNOSED. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE AND CURRENT MILEAGES WERE APPROXIMATELY 50,000”
— Owner report, NHTSA ODI #10499537

Read all complaints on NHTSA →

Low beam headlights fail or shut off while driving

EXTERIOR LIGHTING

17 NHTSA complaints · 2012-12 → 2021-07

“LOW BEAM HEADLIGHTS GO OFF INTERMITTENTLY WHILE DRIVING. UNABLE TO GET THEM TO COME BACK ON MANUALLY. COMES ON AND OFF AS IT PLEASES. HAVE ALREADY REPLACED THE HEADLIGHT RELAY TO NO AVAIL”
— Owner report, NHTSA ODI #11241389
“I WAS DRIVING MY CAR AT NIGHT AND THE HEADLIGHTS JUST WENT OFF. NO WHITE LIGHTS ONLY THE AMBER LIGHTS WERE ON, THE NEXT DAY WHEN I TURNED THE CAR ON THE LIGHTS WERE WORKING. THIS HAS HAPPENED 3 TIMES. I AM AFRAID TO DRIVE THE CAR AFTER DARK”
— Owner report, NHTSA ODI #11219914
“While driving home at approximately 9:30pm, my eighteen year old daughter experienced the headlights failing to come on after dark with the automatic headlight-on feature. She turned on the headlights manually, and the low beams still were not working, but all driving lights and”
— Owner report, NHTSA ODI #11425994

Read all complaints on NHTSA →

Sudden stall or loss of power linked to the ignition switch

ELECTRICAL SYSTEM

15 NHTSA complaints · 2010-06 → 2022-06

“MY SON AND I WERE DRIVING 65 MPH ON THE INTERSTATE.... CAR JUST DIED, NO WARNING. I HAD TO VEER SUDDENLY TO THE RIGHT TO MAKE THE RAMP OR TAKE A CHANCE ON THE SHOULDER. SINCE THIS FIRST TIME THE CAR HAS ALSO NOT WANTED TO START. I THOUGHT IT HAD TO DO WITH THE ALARM LOCKING ME”
— Owner report, NHTSA ODI #11002371
“AFTER STOPPING AT A STOP SIGN THE VEHICLE STOPPED DEAD IN THE INTERSECTION. WOULD NOT RESTART, COULD NOT BE STEERED AS THERE WAS NO POWER AT ALL. VEHICLE WAS TOWED TO DEALERSHIP WHERE A "NEW" IGNITION SWITCH WAS INSTALLED. BUT NO NEW SHORTER KEY WITH A HOLE IN IT WAS GIVEN TO ME”
— Owner report, NHTSA ODI #10626857
“THE CONTACT STATED WHEN THE BRAKES WERE APPLIED THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE WAS TOWED TO THE DEALER WHERE THE IGNITION SWITCH WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 86,000”
— Owner report, NHTSA ODI #10621953

Read all complaints on NHTSA →

Source: NHTSA Office of Defects Investigation (ODI). Complaint data refreshed Sep 20, 2026. Investigation data refreshed Sep 20, 2026.

We display NHTSA's record with attribution; we don't editorialize on what these complaints mean for any specific vehicle.

Raw data + downloads for this vehicle →

Essential maintenance

Critical for safety and preventing major damage

Engine Oil & Filter (per Oil Life System)

Every 7,500 mi

Change oil when the Oil Life System reaches 0% or every 12 months — whichever comes first. dexos1-approved synthetic oil required on all gas engines since 2011.

Estimated cost — typical U.S. ranges

Dealer

~$120–$160

Shop

~$85–$115

DIY

~$25–$55

Full synthetic costs more than conventional. 5-quart 0W-20 + filter is the typical bill.

Tire Rotation

Every 7,500 mi

Rotate tires every 7,500 miles. Silverado 4x4 and Tahoe owners benefit from earlier rotations to even out drivetrain wear.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Often free at the shop where you bought the tires — worth asking before paying.

Brake Inspection

Every 7,500 mi

Inspect brake pads, rotors, and parking brake at each tire rotation. Equinox and Malibu front pads typically last 40,000-50,000 miles.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Most shops do this free as a courtesy with any service. Don't pay separately if you can avoid it.

Brake Fluid

Every 45,000 mi

GM specifies brake fluid replacement based on contamination testing. Test every 30,000 miles; replace if moisture content exceeds 3% or fluid appears dark.

Estimated cost — typical U.S. ranges

Dealer

~$180–$200

Shop

~$125–$140

DIY

~$10–$25

DOT 3 or 4 — match the cap. Vacuum bleeders make this a one-person DIY.

Important maintenance

Keeps your vehicle running smoothly and efficiently

Engine Air Filter

Every 45,000 mi

GM long-life cellulose air filters are rated 45,000 miles. Direct-injection engines are sensitive to airflow restriction; inspect at every oil change.

Estimated cost — typical U.S. ranges

Dealer

~$60–$95

Shop

~$45–$70

DIY

~$15–$40

5-minute job on most cars; the airbox lid usually has clips, no tools needed.

Automatic Transmission Fluid

Every 45,000 mi

Severe service (heavy towing, frequent stop-and-go, dusty conditions): replace every 45,000 miles. Normal service: 97,500 miles. Use Dexron-VI on 6L80/8L90 transmissions.

Estimated cost — typical U.S. ranges

Dealer

~$330–$500

Shop

~$235–$355

DIY

~$60–$180

Some sealed transmissions have no dipstick — fill is precise and best left to a shop. Many drivers can still DIY drain-and-fill.

Transfer Case Fluid (4WD)

Every 45,000 mi

On 4WD models, replace transfer case fluid every 45,000 miles — sooner if towing or off-roading. Use GM Auto-Trak II fluid.

Estimated cost — typical U.S. ranges

Dealer

~$105–$140

Shop

~$75–$100

DIY

~$15–$40

AWD/4WD vehicles only. Easy drain-and-fill on most platforms.

Spark Plugs

Every 100,000 mi

GM iridium spark plugs are rated 100,000 miles on most LS and LT engines. The 5.3L V8 in Silverado 1500 commonly fouls plugs early under heavy idling.

Estimated cost — typical U.S. ranges

Dealer

~$285–$390

Shop

~$200–$275

DIY

~$25–$100

Iridium plugs cost more but last 100k+ miles. V6/V8 access varies wildly — some are tough.

Dex-Cool Engine Coolant

Every 50,000 mi

GM Dex-Cool (orange): first change at 150,000 miles or 5 years, then every 50,000 miles. Mixing with green coolant creates a sludge that destroys the cooling system.

Estimated cost — typical U.S. ranges

Dealer

~$285–$330

Shop

~$200–$235

DIY

~$25–$60

Use the manufacturer-specified coolant — wrong color/chemistry can damage the cooling system.

Rear Differential Fluid

Every 50,000 mi

Silverado and Tahoe: replace rear axle fluid every 50,000 miles, or 25,000 miles if towing. Limited-slip differentials require GM friction-modifier additive.

Estimated cost — typical U.S. ranges

Dealer

~$150–$195

Shop

~$105–$135

DIY

~$20–$50

Drain plug + fill plug — straightforward DIY. AWD vehicles have two; budget for both.

Recommended maintenance

Extends the life of your vehicle and improves comfort

Cabin Air Filter

Every 22,500 mi

Replace the cabin air filter every 22,500 miles. Silverado and Tahoe owners in dusty climates should replace earlier.

Estimated cost — typical U.S. ranges

Dealer

~$60–$95

Shop

~$45–$70

DIY

~$15–$40

Usually behind the glovebox. Shops charge labor for a 10-minute job — easy DIY win.

Fatal crash history & reported problems

Occupant deaths in fatal crashes (FARS)

109 crashes 1990–2024

How the 109 occupant deaths break down

81

driver deaths

28

passenger deaths

109

occupant deaths

Crash years covered: 1990–2024 This model year first appears in 2007 crashes. Older models have had more years on the road to appear in these crashes, so a higher count here does not by itself mean a vehicle is less safe.

FARS counts every occupant death in a fatal crash, whatever the cause — it does not mean the vehicle was at fault or defective. Counts are not adjusted for how many of each vehicle are on the road. How to read this number

FARS 2024 data is an annual report file. NHTSA revises these records when the final file is published, so this count can change.

Why we show driver deaths too

Every vehicle has exactly one driver seat, so driver deaths line up fairly when you compare one model to another. Occupant deaths include passengers, so a three row SUV can show a higher number than a two seat car simply because it carries more people.

Both figures are plain counts, not rates. A rate would need to know how many of each vehicle are on the road, and that registration data is not public, so we do not publish rates or scores of any kind.

IIHS publishes driver death rates using this same driver only idea, paired with a registered vehicle years denominator we do not have. Their rates and these counts answer different questions, so do not read either number here as a safety rating.

Owner-reported problem signals

Separate from the federal fatality data above: complaints owners filed with NHTSA about this year and model. These are reports of problems, unverified, and are counted here only as signals.

10

complaints mentioning a crash

11

complaints mentioning a fire

Reviewed known issues for this vehicle

Typical U.S. ranges. Actual quotes vary by shop, parts choice, and vehicle condition.

How we estimate: Dealer = OEM parts × 1.4 + labor × $165/hr. Shop = parts + labor × $115/hr. DIY = parts only.

This maintenance schedule for the 2008 Chevrolet Trailblazer reflects Chevrolet's published service intervals and the Oil Life System system. Your actual service needs may vary based on driving conditions, climate, and vehicle usage. Always consult your owner's manual for model-specific recommendations.