2020 Chevrolet Suburban Suspension Problems
- Complaints
- 2about this part
- Share
- 5%of 44 total for the year
- Median mileage
- 200miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the suspension of the 2020 Chevrolet Suburban, 5% of the 44 complaints for this model year. Where a mileage was given, the median is 200 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Intermittently, while accelerating, a jolt is felt emanating from the right had side, possibly toward the front of the vehicle, when the auto feature of the 4 wheel drive is engaged. This occurs at speeds over 50. What is described is an ongoing problem, since the vehicle has been purchased. Not only occurring the date and mileage provided in this form, but consistently since that date and mileage.”
NHTSA complaint #11349572, filed 2020-08, 200 miles“The vehicle has 70,000 miles. The engine has failed and been replaced two times. We are on the third engine. The first time was in 2021 the second time was in 2024. I heard that others are having a similar issue. This is a 2020 .6.2L RST. The engine failed the first time while driving at high speed the car just stopped working. The second time we heard it failing and were able to drive it to the dealer where the engine fell apart in the parking lot The vehicle has had other issues too. Currently the wire harness has failed. …”
NHTSA complaint #11668498, filed 2025-06Related service bulletins
- 11019516Apr 17, 2025This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
- 11017424Apr 3, 2025This service bulletin advises the tech to only replace the shock that is bad and not all shocks.
- 11015409Feb 25, 2025This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
- 11007936Aug 22, 2024This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
- 11007935Aug 22, 2024This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
- 11000119Apr 26, 2024This service bulletin provides technicians with information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
Suspension: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2023 | 2 | 2% |
| 2022 | 1 | 1% |
| 2021 | 2 | 1% |
| 2020 | 2 | 5% |
| 2018 | 2 | 2% |
| 2017 | 2 | 1% |
| 2016 | 11 | 5% |
| 2015 | 29 | 7% |
| 2014 | 4 | 7% |
| 2013 | 2 | 2% |
| 2012 | 1 | 1% |
| 2011 | 1 | 1% |
| 2008 | 3 | 1% |
| 2007 | 3 | 1% |
| 2006 | 1 | 4% |
| 2005 | 2 | 2% |
| 2004 | 7 | 3% |
| 2003 | 9 | 3% |
| 2002 | 6 | 2% |
| 2001 | 11 | 3% |
| 2000 | 7 | 2% |
| 1999 | 33 | 5% |
| 1998 | 14 | 7% |
| 1997 | 19 | 5% |
| 1996 | 10 | 3% |
| 1995 | 11 | 2% |
| 1994 | 11 | 1% |
| 1993 | 2 | 0% |
| 1992 | 2 | 1% |
| 1985 | 1 | 11% |
Other parts of the 2020 Chevrolet Suburban
17 complaintsTransmission and drivetrain
10 complaintsElectrical system
8 complaintsOther or unknown
4 complaintsSteering
4 complaintsBrakes
3 complaintsFuel system
3 complaintsVehicle speed control
3 complaintsAir bags
2 complaintsElectronic stability control
2 complaintsEngine cooling
1 complaintsForward collision avoidance
1 complaints
← All problems reported for the 2020 Chevrolet Suburban
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology