2020 Chevrolet Impala Transmission and drivetrain Problems
- Complaints
- 2about this part
- Share
- 13%of 15 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the transmission and drivetrain of the 2020 Chevrolet Impala, 13% of the 15 complaints for this model year.
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.
“I Took My Car To Castle Villa Park On July 8 2025 And Explained To Tony That Check My Car In That It Sound As If It Was A Hub Bearing My Car Was Dropped Off At 7:00 AM Until Around 1:00PM I Was Told I Need A Tire To See If It Was My Hub Bearing Which Didn’t Make Sense To Me So I Ask For A Supervisor I Was Then Inform That They Could Tell If They Switch My Tires Later On I Was Told It Was A Tire Came Took My Car To Firestone This Sat 07/19/2025 I Was Told I Didn’t Need Tires It Is In Fact Both Of My Hub Bearing So I Paid 100.00 Diagnostic Fee To Castle And Risking My Life Driving My Car When…”
NHTSA complaint #11674888, filed 2025-07Related 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.
- 11013069Jan 9, 2025This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
- 11011989Nov 27, 2024This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid.
- 11011205Oct 28, 2024This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
- 11009756Sep 17, 2024This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and…
- 11009088Sep 16, 2024This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be…
- 11006421Jul 24, 2024GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or…
- 11005311Jul 9, 2024This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.
- 11002009Jun 6, 2024This service bulletin provides a procedure to correct a customer concern of Starter Not Cranking Engine, Starter Inoperative, Grinding Noise When Starting.
- 11001321May 16, 2024This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
Transmission and drivetrain: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2020 | 2 | 13% |
| 2019 | 5 | 18% |
| 2018 | 11 | 19% |
| 2017 | 12 | 10% |
| 2016 | 16 | 14% |
| 2015 | 16 | 5% |
| 2014 | 39 | 6% |
| 2013 | 33 | 12% |
| 2012 | 27 | 10% |
| 2011 | 64 | 13% |
| 2010 | 67 | 15% |
| 2009 | 68 | 8% |
| 2008 | 91 | 11% |
| 2007 | 80 | 13% |
| 2006 | 108 | 21% |
| 2005 | 52 | 9% |
| 2004 | 47 | 4% |
| 2003 | 30 | 4% |
| 2002 | 36 | 5% |
| 2001 | 57 | 8% |
| 2000 | 52 | 6% |
| 1996 | 11 | 13% |
| 1995 | 2 | 5% |
Other parts of the 2020 Chevrolet Impala
7 complaintsElectrical system
3 complaintsSteering
3 complaintsAir bags
2 complaintsFuel system
2 complaintsEngine
1 complaintsExterior lighting
1 complaintsLane departure
1 complaintsSeat belts
1 complaintsSeats
1 complaintsBody and structure
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2020 Chevrolet Impala
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