2020 Chevrolet Colorado problems & reliability
84 owner complaints filed with NHTSA for the 2020 Chevrolet Colorado. Last verified Sep 21, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several components.
3 complaints report injuries (4 injured).
Federal crash records (FARS 2020–2023): 2020 Chevrolet Colorado vehicles were involved in 47 fatal crashes with 15 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Power Train → | 33 | 39% |
| Engine → | 17 | 20% |
| Unknown / Other | 15 | 18% |
| Steering → | 10 | 12% |
| Service Brakes | 9 | 11% |
| Electrical System | 6 | 7% |
| Engine and Engine Cooling | 3 | 4% |
| Exterior Lighting | 3 | 4% |
| Fuel/propulsion System | 2 | 2% |
| Seat Belts | 2 | 2% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 16 reported components →Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Complaints by incident year
What owners report
“My 2020 Colorado at 14k miles, the dealer did the transmission oil flush and it helped till the warranty ran out. Now I have the same problem again at 32k miles. I bought the truck because GM said the problem with 8L/45 trans was fixed in 2019. To my knowledge there has been no update to the slipping clutch in GM's…”
Power Train · filed Sep 14, 2026
“On September 4, 2026, I experienced an extremely serious and frightening braking failure while driving my 2020 Chevrolet Colorado 2.5L. I was driving my granddaughter to school and was pulling into the school's carpool/drop-off area at approximately 20 mph. This was an especially dangerous location because children…”
Service Brakes · filed Sep 4, 2026
“While driving my 2020 Chevrolet Colorado through [XXX], the truck began having difficulty accelerating. As I exited the highway and turned into a gas station, the truck suddenly lost power. The steering became extremely difficult, and I lost normal brake assist. The brake pedal became extremely hard, and I had to…”
Steering · filed Sep 1, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
880 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2020 Chevrolet Colorado. The 10 most recent:
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902W · Service Bulletin/Repair Instructions · issued Sep 4, 2026
PI to help diagnose A/C concern
PIT5099J · Service Bulletin/Repair Instructions · issued Jul 21, 2026
This PI provides diagnostic tips for diagnosing electric trailer brakes issues.
PIT5509N · Service Bulletin/Repair Instructions · issued Jul 21, 2026
This PI provides diagnostic tips for diagnosing electric trailer brakes issues.
PIT5509M · Service Bulletin/Repair Instructions · issued May 14, 2026
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
PIT3271Q · Service Bulletin/Repair Instructions · issued Apr 1, 2026
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
PIP6104 · Service Bulletin/Repair Instructions · issued Mar 9, 2026
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902V · Service Bulletin/Repair Instructions · issued Mar 9, 2026
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC'ss
PIT6425D · Service Bulletin/Repair Instructions · issued Mar 2, 2026
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
PIT6425C · Service Bulletin/Repair Instructions · issued Jan 16, 2026
This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered vehicles and advises of warranty direction.
PIP6098 · Service Bulletin/Repair Instructions · issued Jan 14, 2026
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
No NHTSA recall campaigns name the 2020 Chevrolet Colorado in our current data. Recalls may apply only to certain VIN ranges — always confirm with a VIN check.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2020 Chevrolet Colorado?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.