AI Damage2020 Chevrolet Express: common problems
The maker issued 678 service bulletins for this year. Details by component below, with sources.
Key figures
- Technical service bulletins (TSB)
- 678
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Equipment | 0 | 0 | 209 |
| Electrical system | 0 | 0 | 116 |
| Engine and cooling | 0 | 0 | 114 |
| Powertrain | 0 | 0 | 107 |
| Engine | 0 | 0 | 66 |
| Fuel system | 0 | 0 | 51 |
| Structure | 0 | 0 | 40 |
| Wheels | 0 | 0 | 36 |
| Service brakes | 0 | 0 | 20 |
| Tires | 0 | 0 | 20 |
| Steering | 0 | 0 | 15 |
| Suspension | 0 | 0 | 13 |
| Visibility | 0 | 0 | 12 |
| Exterior lighting | 0 | 0 | 9 |
Comparison
What to check before buying
- Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
- Engine and cooling. Radiator and fan after a frontal hit, coolant level and condition, overheating.
- Powertrain. Shift quality under load, harsh shifts, transmission codes, CV joints.
- Engine. Cold start, unusual noises, oil leaks and engine codes.
Manufacturer service bulletins
Bulletin titles as filed with NHTSA.
- This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it
- This PI communicates the proper part numbers for transmission connectors and internal harness to prevent…
This PI communicates the proper part numbers for transmission connectors and internal harness to prevent confusion when ordering
- This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance
- PI to help diagnose A/C concern
- This preliminary information communicates information about how to determine if a wheel and tires size…
- This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a…
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
- This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic…
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC'ss
- This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered…
This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered vehicles and advises of warranty direction.
- This PI Communications information on an alternative product dealers can use to perform 19-NA-255
Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting due to issue with getting product from current supplier listed in the bulletin.
- This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic…
- This service bulletin provides information on Tire Sidewall Irregularities
- This service bulletin provides information on replacing the intake manifold when the engine is replaced…
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
NHTSA lists 678 bulletins for this year; the 12 newest are shown here.
Other years of this model
Questions and answers
What are the most common problems with the 2020 Chevrolet Express?
There are no owner complaints in the NHTSA data for this year; the data comes from 678 manufacturer service bulletins.
How many service bulletins (TSB) were issued for the 2020 Chevrolet Express?
NHTSA lists 678 manufacturer service bulletins for this year. A bulletin tells dealers how to diagnose or fix a known issue; it is not a recall.
Should I buy a 2020 Chevrolet Express from a US auction?
Owner complaints describe defects, not crash damage. Before bidding, check the components listed above and review the lot photos: VinWind builds a report of visible and hidden damage by VIN.
Other 2020 models
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-04.