NHTSA Campaign Number
20V668000
POWER TRAIN:AUTOMATIC TRANSMISSION
Reported to NHTSA: October 29, 2020
Key Takeaways
- Recall 20V668000 currently maps to 25 tracked vehicle-year pages across 4 makes.
- This page summarizes the official defect description, safety consequence, and remedy text published by NHTSA for this campaign.
- This is a campaign-level lookup, not a VIN-level clearance result. Use a VIN lookup before assuming your specific vehicle is still open.
Defect Description
General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Cruze and Buick LaCrosse, 2018-2020 Chevrolet Equinox, Chevrolet Traverse and GMC Terrain, 2018 Chevrolet Malibu, 2019-2020 Buick Encore, Buick Enclave, Cadillac XT4, Chevrolet Blazer and GMC Acadia, and 2020 Cadillac XT6 vehicles. The start/stop accumulator endcap may have missing bolts.
Safety Consequence
Missing bolts on the start-stop accumulator endcap could result in a transmission oil leak and may progress to a loss of propulsion, increasing the risk of a crash. A transmission fluid leak in the presence of an ignition source may increase the risk of fire.
Remedy
GM will notify owners, and dealers will inspect the start-stop transmission accumulator and replace it if any bolts are missing, free of charge. The recall began December 15, 2020. Owners may contact GMC customer service at 1-888-988-7267, Buick Customer service at 1-866-608-8080, Chevrolet customer service at 1-800-222-1020 or Cadillac customer service at 1-800-458-8006. GM's number for this recall is N202313440.
What This Recall Page Shows
This page summarizes a single NHTSA recall campaign, including the defect description, safety consequence, and manufacturer's remedy. The affected vehicles listed below are the make/model/year combinations tracked in our database — this is not a VIN-specific result. To check whether your individual vehicle is covered by this recall, enter your 17-digit VIN at nhtsa.gov/recalls. Click any vehicle below to view its full safety profile.
Affected Vehicles (25)
| Year | Make | Model |
|---|---|---|
| 2019 | Buick | Enclave |
| 2020 | Buick | Enclave |
| 2019 | Buick | Encore |
| 2020 | Buick | Encore |
| 2018 | Buick | LaCrosse |
| 2019 | Buick | LaCrosse |
| 2019 | Cadillac | XT4 |
| 2020 | Cadillac | XT4 |
| 2020 | Cadillac | XT6 |
| 2019 | Chevrolet | Blazer |
| 2020 | Chevrolet | Blazer |
| 2018 | Chevrolet | Cruze |
| 2019 | Chevrolet | Cruze |
| 2018 | Chevrolet | Equinox |
| 2019 | Chevrolet | Equinox |
| 2020 | Chevrolet | Equinox |
| 2018 | Chevrolet | Malibu |
| 2018 | Chevrolet | Traverse |
| 2019 | Chevrolet | Traverse |
| 2020 | Chevrolet | Traverse |
| 2019 | GMC | Acadia |
| 2020 | GMC | Acadia |
| 2018 | GMC | Terrain |
| 2019 | GMC | Terrain |
| 2020 | GMC | Terrain |
Browse Affected Vehicles
Affected Models
Showing the first 8 affected models. Use the full affected vehicle list above for every tracked year.
Affected Make + Year Views
Showing the first 10 make + year shortcuts. Use the full affected vehicle list above for exact vehicle-year pages.
Related Powertrain & Transmission Campaigns
These campaigns share the same broad recall component family, so they are useful if you want to compare how similar issue types appeared across other vehicles and time periods.
This recall information is from NHTSA campaign 20V668000. This site is not affiliated with NHTSA. Contact your dealer or call NHTSA's Vehicle Safety Hotline at 1-888-327-4236 for more information.
Data synced from NHTSA on May 4, 2026