2021 Chevrolet Silverado Safety Report

2021 Chevrolet Silverado: High Complaint Volume for Engine and Transmission Failures, No Official Safety Ratings or Recalls

797Complaints
0Recalls
45/100Reliability Score
18Crash Reports
13Fire Reports
13Injuries
Most reported components: Engine (197)Power Train (137)Electrical System (49)Engine And Engine Cooling (36)Power Train,Engine (35)Unknown Or Other (26)Structure (25)Service Brakes (24)Latches/Locks/Linkages (24)Steering (15)

AI Safety Analysis for the 2021 Chevrolet Silverado

The 2021 Chevrolet Silverado presents a mixed safety picture, with a significant number of owner complaints despite no official NHTSA safety ratings or recalls for this specific model year. With 797 total complaints, including 18 crashes, 13 fires, and 13 injuries, there are clear areas of concern. The most frequently reported issues revolve around the ENGINE (197 complaints) and POWER TRAIN (137 complaints), often describing catastrophic failures, loss of power, and harsh shifting. Several complaints detail engine seizing, lifter failures, and transmission valve body issues, some leading to vehicles being undrivable for extended periods due to parts shortages. Beyond the powertrain, other notable complaint categories include ELECTRICAL SYSTEM (49 complaints) and SERVICE BRAKES (24 complaints), with reports of electronics freezing, power steering loss, and master brake cylinder failures. A recurring theme is the inadvertent opening of the tailgate, categorized under LATCHES/LOCKS/LINKAGES (24 complaints), which poses a risk of cargo loss or striking other vehicles. While there are no official recalls for the 2021 model year, some complaints reference issues similar to those covered by recalls for other model years or related components, such as tailgate malfunctions and engine problems. The absence of NHTSA crash test ratings (Overall, Frontal, Side, Rollover are all N/A) makes it difficult to assess the vehicle's passive safety performance. However, the reported incidents of crashes and injuries, coupled with critical component failures like brake and steering issues, highlight potential active safety risks. The high volume of complaints, particularly concerning major mechanical systems, suggests that while the vehicle's crashworthiness is unknown, its reliability and prevention of incidents are areas of significant concern for owners.

Reliability Score

The 2021 Chevrolet Silverado receives a reliability score of 45 out of 100 based on analysis of NHTSA complaint data, recall history, crash reports, and safety ratings. This indicates average reliability — some notable concerns exist that prospective buyers should be aware of.

Known Issues for the 2021 Chevrolet Silverado

The following issues have been identified from NHTSA complaint data and owner reports for the 2021 Chevrolet Silverado:

IssueSeverityFrequencyTypical Mileage
Engine Catastrophic Failure (Lifters, Camshaft, Crankshaft Bearings)
Numerous reports of engine seizing, loud knocking, loss of power, and metal shavings in oil, often requiring full engine replacement. Specific mentions of L87 6.2L V8 engine issues.
High Common 40000-80000 miles
Transmission Failure (Valve Body, Harsh Shifting, Loss Of Drive)
Frequent complaints of transmission valve body failure, severe jerking, delayed engagement, loss of acceleration, and vehicles becoming undrivable due to parts backorder.
High Common 30000-90000 miles
Inadvertent Tailgate Opening
Tailgate opening unexpectedly while driving at various speeds or even when parked, posing a risk of cargo loss or collision. Often linked to faulty electronic switches or corrosion.
Medium Occasional all miles
Loss Of Power Steering
Sudden loss of power steering control, often accompanied by 'service power steering' error messages, creating a significant safety hazard.
High Rare all miles
Brake System Failure (Master Cylinder)
Reports of master brake cylinder failure leading to reduced or incorrect brake response, increasing collision risk.
High Rare all miles

Common Problems Reported by Owners

Based on NHTSA complaint data, the following components account for the majority of reported issues with the 2021 Chevrolet Silverado:

Engine 24% of complaints

Catastrophic engine failures, including lifter, camshaft, and crankshaft bearing issues, leading to loss of power and engine replacement.

Power Train 17% of complaints

Transmission failures, characterized by harsh shifting, delayed engagement, valve body issues, and complete loss of drive.

Electrical System 6% of complaints

Issues with electronics freezing, stereo malfunctions, and 'Shift to Park' errors preventing vehicle shutdown.

Latches/Locks/Linkages 3% of complaints

Tailgate inadvertently opening while driving or parked, often due to faulty electronic switches.

Service Brakes 3% of complaints

Master brake cylinder failures leading to compromised braking performance.

Steering 1% of complaints

Sudden loss of power steering control.

Frequently Asked Questions About the 2021 Chevrolet Silverado

Is the 2021 Chevrolet Silverado safe?

Based on NHTSA complaint data, the 2021 Chevrolet Silverado has a concerning number of owner complaints (797 total), including 18 crashes and 13 injuries. While there are no official NHTSA crash test ratings or recalls for this model year, common issues like catastrophic engine and transmission failures, brake problems, and inadvertent tailgate openings raise significant safety and reliability concerns.

What are common problems with the 2021 Chevrolet Silverado?

The most reported issues for the 2021 Chevrolet Silverado are related to the ENGINE (197 complaints) and POWER TRAIN (137 complaints). Owners frequently report catastrophic engine failures (e.g., lifters, camshafts, crankshaft bearings) and transmission problems (e.g., valve body failure, harsh shifting, loss of drive). Other common problems include electrical system malfunctions, inadvertent tailgate opening, and service brake issues.

Are there any recalls for the 2021 Chevrolet Silverado?

As of the provided data, there are no official NHTSA recalls specifically for the 2021 Chevrolet Silverado. However, some owner complaints reference issues similar to those covered by recalls for other model years or related components, such as tailgate malfunctions and engine problems, suggesting potential underlying design or manufacturing issues.

How does the 2021 Chevrolet Silverado perform in crash tests?

The 2021 Chevrolet Silverado currently has 'N/A' (Not Applicable) for all NHTSA crash test ratings, including Overall, Frontal, Side, and Rollover. This means there is no official government crash test data available to assess its passive safety performance.

What should I look out for if buying a used 2021 Chevrolet Silverado?

If considering a used 2021 Chevrolet Silverado, pay close attention to the engine and transmission. Look for any signs of rough idling, knocking noises, delayed shifts, or harsh engagement. Inquire about service history, specifically any major powertrain repairs. Also, check the tailgate operation for any unexpected opening or malfunctions, and test the brakes and power steering thoroughly.

Buyer Advice

Our recommendation: Given the high volume of critical engine and transmission complaints, and the absence of official safety ratings, potential buyers should proceed with caution and thoroughly inspect any 2021 Chevrolet Silverado, ideally with a pre-purchase inspection by a trusted mechanic focusing on powertrain health.

NHTSA Data Summary for 2021 Chevrolet Silverado

This safety report is based on a comprehensive analysis of data from the National Highway Traffic Safety Administration (NHTSA) for the 2021 Chevrolet Silverado. The data includes 797 consumer complaints filed by vehicle owners, 0 manufacturer-initiated safety recalls, 18 reported crashes, 13 fire incidents, 13 reported injuries, and safety rating assessments associated with this vehicle.

All data presented in this report is sourced from public NHTSA databases. Our AI analysis identifies patterns across complaint narratives, correlates them with recall history, and produces the safety assessment above. This analysis is updated as new complaints and recalls are filed with the NHTSA.

Consumers are encouraged to report vehicle safety problems to the NHTSA at nhtsa.gov. If your vehicle is subject to a recall, contact your dealer to schedule the free repair.