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Car · Chevrolet problems

2021 Chevrolet Silverado 1500 problems

852 owner complaints filed with NHTSA for the 2021 Chevrolet Silverado 1500. The most reported area is engine and engine cooling (52% of them). NHTSA also lists 561 service bulletins and 8 recall campaigns.

852owner complaints
20say a crash was involved
12say a fire was involved
17injuries and deaths reported

Counts are what owners told NHTSA, as filed. NHTSA does not confirm each report, and a complaint is not proof of a cause. Injuries: 17. Deaths: 0.

Complaints by area

Each bar is the share of this model year's 852 complaints that name that area. A complaint can name more than one area, so the shares add up to more than 100%.

17 smaller areas not shown (115 complaints in total).

Do not compare models by these numbers. NHTSA has no sales count for each model, so a model with more complaints may just have sold more cars. Use them to see which areas owners write about, not to rank cars.

Service bulletins

NHTSA's database lists 561 repair bulletins from Chevrolet for the 2021 Chevrolet Silverado 1500. A bulletin is a repair instruction sent to dealers. It is not a recall and does not mean your car is covered. The 8 newest:

  1. PIP6127BReceived October 14, 2026

    This document assists GM dealer technicians with diagnosing torque converter concerns to ensure torque converter replacement is necessary.

  2. PIT6477DReceived October 6, 2026

    This preliminary PI was created to advise techniians in the field that they will not be able to perform a GDS automated bleed with the scan tool dues to a issue with the software in the scan tool.

  3. PIT5698FReceived September 30, 2026

    This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.

  4. PIP5700HReceived September 29, 2026

    This PI communicates the proper part numbers for transmission connectors and internal harness to prevent confusion when ordering.

  5. PIC6551CReceived August 27, 2026

    To dealer to perform a MEC reset for wireless projection issues.

  6. PIT6031BReceived August 14, 2026

    An issue where an aftermarket autostop device or rear taillights is causing a dead battery.

  7. PIT5680BReceived July 30, 2026

    This PI provides information to repair the door water deflector which is not sealed properly allows water into the door jam/sill area.

  8. PIT5099JReceived July 29, 2026

    PI to help diagnose A/C concern.

Recalls

NHTSA lists 8 recall campaigns for the 2021 Chevrolet Silverado 1500. Recall repairs are free at a Chevrolet dealer. The 3 to look at first:

  1. 25V274000April 24, 2025

    Engine and engine cooling

    The connecting rod and/or crankshaft engine components may have manufacturing defects that can lead to engine damage and engine failure.

  2. 26V083000February 13, 2026

    Power train

    The transmission control valve may fail and cause the rear wheels to lock up.

  3. 21V985000December 16, 2021

    Tires

    The 17" spare tire provided with the vehicle is not compatible for use with the accessory wheels, which can cause the anti-lock brake system (ABS) to not function properly under certain conditions.

See all 8 recalls for the 2021 Chevrolet Silverado 1500, or check your VIN below to see which are open on your car.

Common repairs in this area (not a diagnosis)

These are repair jobs that sit in the areas owners report most. A complaint may need a diagnosis first: the same symptom can come from many causes, and a serious one such as engine failure is not fixed by a cheap part. They are not a forecast of what your Silverado 1500 will need. Ranges are US estimates for all makes.

This model year has an engine recall in NHTSA's data. Before you pay for an engine repair, check the recalls and ask the dealer about warranty extensions for your VIN. Those repairs can be free.

Start with a diagnosis

Engine and engine cooling 447 complaints · 52%

No repair price here: this area usually needs a diagnosis first. A diagnostic scan (check engine light) runs $55 to $250.

Power train (transmission and drive) 242 complaints · 28%

Electrical system 113 complaints · 13%

Service brakes 44 complaints · 5%

Check a quote you got

Check your VIN

Complaints and bulletins cover a whole model year. Only the VIN shows what is open on your car.

0 of 17 characters

Recall and complaint data comes from NHTSA, the US government's vehicle safety agency, and is cached for up to a day. Recall repairs at a dealer are free. A recall that is not listed may not apply to your car or may not be filed yet. Check nhtsa.gov/recalls too.

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2021 Chevrolet Silverado 1500: questions

What are the most common problems on the 2021 Chevrolet Silverado 1500?

Of the 852 owner complaints filed with NHTSA for the 2021 Chevrolet Silverado 1500, 447 (52%) name engine and engine cooling, and 242 (28%) name power train (transmission and drive). A complaint can list more than one area, so the shares add up to more than 100%. These are owner reports, not proven causes.

Is the 2021 Chevrolet Silverado 1500 reliable?

These numbers cannot say. NHTSA complaints have no sales count to compare against, so a high number on one model does not mean it fails more than another. Use them to see which areas owners write about, then check your own VIN for open recalls.

Do these complaints include crashes or fires?

Owners marked 20 of the 852 complaints as involving a crash and 12 as involving a fire. They also reported 17 injuries and 0 deaths. NHTSA records these as the owner reports them and does not confirm each one.

How many recalls does the 2021 Chevrolet Silverado 1500 have?

NHTSA lists 8 recall campaigns for the 2021 Chevrolet Silverado 1500. Recall repairs are free at a Chevrolet dealer. Enter your VIN to see which ones are open on your car.

What is a service bulletin?

A service bulletin is a repair instruction a maker sends to its dealers. It is not a recall, and it does not mean your car is covered. NHTSA lists 561 repair bulletins for the 2021 Chevrolet Silverado 1500.

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Sources

Complaint, bulletin and recall counts come from NHTSA as filed. Repair prices are estimates from our own ranges. Not a repair shop, estimates only.