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2024 Chevrolet Blazer Maintenance Schedule

Manufacturer-recommended service intervals for the Oil Life System and open recall alerts for your 2024 Chevrolet Blazer.

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Recalls1Full scheduleKnown issues7

How Chevrolet schedules service: Oil Life System

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.

⚠️

1 Open Recall

Source: NHTSA

STRUCTURE:BODY:DOOR

Campaign #23V869000 · Dec 21, 2023

Issue: General Motors, LLC (GM) is recalling certain 2024 Chevrolet Blazer, Blazer EV, Equinox, and GMC Terrain vehicles. The door strikers may fracture, resulting in the door opening unexpectedly.

Risk: A door opening while the vehicle is being driven can increasing the risk of injury or a crash.

Fix: Dealers will replace all four door strikers and attaching bolts, free of charge. Owner notification letters were mailed January 24, 2024. Owners may contact Chevrolet customer service at 1-800-222-1020 and GMC customer service at 1-800-462-8782. GM's number for this recall is N232429911.

Recall data refreshed Jul 26, 2026.

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

Silverado 4WD and Tahoe 4WD: 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.

Known issues for this vehicle

What drivers and federal regulators have officially reported about the 2024 Chevrolet Blazer.

Reported to NHTSA

Transmission hesitation and failure

POWER TRAIN

5 NHTSA complaints · 2024-04 → 2026-03

“The transmission in my 2024 Chevrolet Blazer is very noisy often making whining and grinding sounds and I experience rough shifting and transmission hesitation during acceleration or gear changes.”
— Owner report, NHTSA ODI #11688917
“Transmission & engine failure. Press the gas and it doesn’t move the car-feels as if it is trying to change gears and it isn’t working. Car under warranty & still not working. Been to the dealership multiple times and they are unable to fix the issue. No warning signs.”
— Owner report, NHTSA ODI #11696006
“Purchased a brand new 2024 Blazer on [XXX] - 11 miles on the vehicle from Friendly Chevrolet in Dallas, TX. Transmission failed at 1150 miles in Galveston, TX on [XXX]. According to the Galveston Dealership an extensive transmission repair was performed on the vehicle at 6 miles.”
— Owner report, NHTSA ODI #11660799

Read all complaints on NHTSA →

Instrument and infotainment display blackout

ELECTRICAL SYSTEM

4 NHTSA complaints · 2024-01 → 2026-04

“Driver Information Centre (DIC) and Infotainment go dark. This has happened twice now over the last 2 months. While driving suddenly the infotainment goes blank and loses the radio and then the DIC follows by going blank (dark). So I was left with no speed indication. The car…”
— Owner report, NHTSA ODI #11734306
“I have found multiple times that the Instrument Panel (IPC) display and the center Infotainment displays have gone dark while driving. This has put me in unsafe driving situations because I am unable to monitor my speed and other important information displayed on the dashboard,…”
— Owner report, NHTSA ODI #11712840
“On February 4, 2026, my wife drove to the bank, a trip of about 10 to 15 minutes, and turned off the car at the ATM. When she tried to leave, the vehicle wouldn't start. After a while, she opened and closed the door and locked and unlocked the car twice with the remote control,…”
— Owner report, NHTSA ODI #11715867

Read all complaints on NHTSA →

EV charge port door fails to open

UNKNOWN OR OTHER

3 NHTSA complaints · 2025-10 → 2026-03

“Charging hatch door will not open. First noticed the problem when it got very cold here. <-15F Did not try to pry door open. Hatch needs to be reliable iin all weather. Happened December 13, 2025”
— Owner report, NHTSA ODI #11704928
“There is a defect in the motorized electric charge port door. When you press the button it rarely works to open the charge port door leaving me with unable to charge my vehicle. I fear this will leave me stranded and my only course of action will be to rip the door off in anger.…”
— Owner report, NHTSA ODI #11726216
“This is the 2nd time I have been left stranded unable to charge my vehicle due to the charge door malfuction on the vehicle. This is a safty issue due to the fact that if you are unable to charge the vehicle, you can get starnded somewhere unsafe putting yourself and family at…”
— Owner report, NHTSA ODI #11693306

Read all complaints on NHTSA →

Engine oil and coolant leak

ENGINE

2 NHTSA complaints · 2026-02 → 2026-03

“Radiator leak from the bottom left corner (driver side). Slow leak over time, no visible damage (per the service department), likely a manufacturing issue. Entire radiator required replacement.”
— Owner report, NHTSA ODI #11716589
“The contact owns a 2024 Chevrolet Blazer. The contact stated while the vehicle was at the dealer to be serviced, the contact was informed that the oil pressure was low. The vehicle was taken to the dealer, and the dealer confirmed an oil leak. The contact was informed that the…”
— Owner report, NHTSA ODI #11722086

Read all complaints on NHTSA →

Parking brake recall repair and inspection

PARKING BRAKE

7 NHTSA complaints · 2024-10 → 2026-05

“The contact owns a 2024 Chevrolet Blazer. The contact received notification of NHTSA Campaign Number: 25V433000 (Parking Brake). The vehicle was taken to the dealer and the contact was informed that the vehicle failed the recall inspection. The contact was informed that the…”
— Owner report, NHTSA ODI #11698231
“The car due to the parking brake system recall lost control, the brakes would not stop and caused the vehicle to crash into 2 parked cars, landing on top of the 2nd vehicle which was a pick up truck”
— Owner report, NHTSA ODI #11697530
“Breaking system not properly working . The car is brand new and the issue is going on for 2 months. Chevy dealer want to have the car for 7days but they don’t want to provide loaner or a rental. This is a dangerous issue and dealer seems to don’t care!”
— Owner report, NHTSA ODI #11620114

Read all complaints on NHTSA →

Forward collision avoidance false activation

FORWARD COLLISION AVOIDANCE

5 NHTSA complaints · 2024-06 → 2026-01

“When making left hand turn the AEB activated for no obvious reason almost causing rear end collision chain reaction for traffic behind making same left hand turn.”
— Owner report, NHTSA ODI #11648517
“The auto emergency braking engaged while making a left turn. No cars in front. Had someone been behind me, they could have easily hit me. The seat belt locked as well resulting in being able to feel the seat belt inprint hours afterwards. This incident just happened on 11/24/25…”
— Owner report, NHTSA ODI #11701484
“On the evening of [XXX], I was making a left hand turn onto [XXX] from [XXX]. I was the second car in line on the left turn green arrow. The first car went to the right lane. I went into the left lane. My car immediately flashed the light in the front window, the alarm went off,…”
— Owner report, NHTSA ODI #11594384

Read all complaints on NHTSA →

Airbag deployment anomaly

AIR BAGS

2 NHTSA complaints · 2024-01 → 2025-06

“The curtain airbags deployed at slow speed going over a speed bump. It shut off and would not start again. ONSTAR said it had been in an accident but it had not. The vehicle is at the dealership waiting on General Motors to do an inspection. There were no warnings or messages…”
— Owner report, NHTSA ODI #11567393
“I was in a wreck and the airbags didn’t deflate immediately”
— Owner report, NHTSA ODI #11666657

Read all complaints on NHTSA →

Issues on other model years

  • 2021 Chevrolet Blazer →
  • 2022 Chevrolet Blazer →
  • 2023 Chevrolet Blazer →
  • 2025 Chevrolet Blazer →
  • 2026 Chevrolet Blazer →
  • 2027 Chevrolet Blazer →

Source: NHTSA Office of Defects Investigation (ODI). Complaint data refreshed Jul 27, 2026. Investigation data refreshed Jul 27, 2026.

We display NHTSA's record with attribution; we don't editorialize on what these complaints mean for any specific 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 2024 Chevrolet Blazer 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.

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