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C1XX · SUV

2020 Chevrolet Blazer

Common problems & what to know before you buy

Before you message the seller, know the documented failure patterns, repair cost exposure, and risk level for the 2020 Chevrolet Blazer.

Common problems

What to watch for on the 2020 Chevrolet Blazer

caution·3.6L V6 (LFY)

Water Pump Leak

Water pumps on GM's 3.6L V6 commonly start weeping coolant with age.

Typical repair cost
$500 – $1,100

Which of these apply to your 2020 Blazer?

Your guide shows which apply to the exact car, and what to ask the seller.

Safety record

Recalls on the 2020 Chevrolet Blazer

Recall·21V115000

Tires

The affected tires were cured for too long during production.

Recall·20V446000

Air bags: inflator

General Motors, LLC.

Recall·20V668000

Power train: automatic transmission

The start/stop accumulator endcap may have missing bolts.

Source: NHTSA

Owner complaints

What 224 owners reported

Power train62
Steering43
Electrical system40
Engine31

Source: NHTSA

Specifications

2020 Chevrolet Blazer at a glance

Trims
LLTPremierRS
Engine
2.5L 4-Cylinder, 2.0L 4-Cylinder Turbo, 3.6L 6-Cylinder
Transmission
Automatic 9-spd
Drivetrain
FWD, AWD
Fuel
Gasoline
Body style
SUV
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FAQ

Frequently asked questions

What are the common problems with the 2020 Chevrolet Blazer?

Owners have filed 224 complaints about the 2020 Chevrolet Blazer with NHTSA, most often about the electrical system. There are 3 recall campaigns covering this model year. Known problems on its engines include water pump leak. Squeezed's free research-backed buyer guide cross-references these against documented failure patterns and mileage-stage risks, sorted by severity, in about a minute.

Is the 2020 Chevrolet Blazer reliable?

Reliability depends heavily on the specific configuration and how the car was maintained. Start with the 3 open recall campaigns on this model year and confirm the work was completed. Generate a Squeezed buyer guide for this exact vehicle to see a reliability snapshot, repair-cost exposure, and the questions to ask the seller before you buy.

Should I still get a pre-purchase inspection on a 2020 Chevrolet Blazer?

Always. A Squeezed buyer guide is the triage step before the inspection: it shows you the documented failure patterns and what to check so you can decide which 2020 Chevrolet Blazer listings are even worth a mechanic's time, then walk into the PPI knowing exactly what to look for.

Squeezed is a buyer guide based on public data and industry patterns, not a mechanical inspection. Always get a professional pre-purchase inspection before you buy.