"How reliable is the 2020 Chevrolet Silverado 3500?"

"Based on 48 NHTSA complaints, the 2020 Chevrolet Silverado 3500 has a median complaint mileage of 34000 miles. The most common issue is Power Train."

"What are common problems with the 2020 Chevrolet Silverado 3500?"

"The most frequently reported component in NHTSA complaints for the 2020 Chevrolet Silverado 3500 is Power Train, accounting for a significant portion of the 48 total complaints filed."

2020 Chevrolet Silverado 3500: Reliability Data

Source: NHTSA — 48 complaints

Total Complaints

34,000mi

Median Mileage

Power Train

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

18,375 25th Percentile

34,000 Median Mileage

55,250 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

Power Train

Service Brakes

Engine

Electrical System

Fuel/Propulsion System

Tires

Tread/Belt

Integrated Trailer Brake Control

Fuel System, Diesel

Exhaust System

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"NEW VEHICLE ON DEALER LOT. ENGINE (DIESEL) WOULD NOT START REMOTELY AND ENGINE LIGHT CAME ON WHEN THE ENGINE WAS STARTED MANUALLY."

"TL* THE CONTACT OWNS A 2020 CHEVROLET SILVERADO 3500. THE CONTACT STATED THAT WHILE DRIVING 45 MPH, THE BRAKE PEDAL WAS DEPRESSED AND MADE AN ABNORMAL GRINDING SOUND. THE CONTACT STATED THAT EXTRA EFFORT WHILE DEPRESSING THE BRAKE PEDAL WAS NEEDED TO STOP THE VEHICLE. THE CONTACT STATED THE BRAKE WE..."

"The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that while driving at various speeds, the vehicle would independently downshift as the vehicle would fail to accelerate upon the depression of the accelerator pedal. The DEF (Diesel Exhaust Fluid) malfunction warning light would il..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

When Does Each Component Fail?

Median mileage at complaint for top components.

Power Train 13 complaints

Median: 40,000 mi

Engine 6 complaints

Median: 28,000 mi

Where Are Complaints Coming From?

Top states by complaint count.

VA: 5 KY: 4 IA: 4 MN: 3 FL: 3 UT: 3 TX: 3 MI: 3 WA: 3 GA: 2

Chevrolet Silverado 3500 — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
1997	78	50,000	Antilock/Traction Control/Electronic Limited Slip	6
1998	100	69,100	Antilock/Traction Control/Electronic Limited Slip	4
1999	73	30,495	Antilock/Traction Control/Electronic Limited Slip	1
2000	114	56,000	Antilock/Traction Control/Electronic Limited Slip	8
2001	97	73,000	Service Brakes	9
2002	64	40,213	Service Brakes	9
2003	60	83,000	Service Brakes, Hydraulic	0
2004	46	52,000	Service Brakes, Hydraulic	6
2005	60	46,500	Service Brakes	0
2006	60	52,621	Service Brakes	7
2007	41	30,000	Air Bags	1
2008	35	66,558	Air Bags	2
2011	42	73,587	Air Bags	1
2012	31	51,350	Tires	1
2013	36	56,000	Steering	1
2015	76	33,922	Electrical System	4
2016	72	27,000	Steering	5
2018	26	25,700	Engine	0
2019	33	500	Power Train	1
2021	52	24,760	Electrical System	1
2022	29	55,000	Service Brakes	2
2024	61	7,400	Electrical System	1

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28