The manufacturer’s record · Page 6 of 6

2021 Chevrolet BOLT EV
Manufacturer communications & TSBs.Page 6

Original record summaries, dates and identifiers for this model-year. Records 501–505 of 505, ordered newest first. Dated records on this page: Sep 17, 2020–Oct 23, 2020.

Back to 2021 Chevrolet BOLT EV problems & recalls
Read the applicability before drawing a conclusion.

This archive includes service bulletins, warranty notices, software instructions and other communications. Records may repeat or supersede earlier instructions. A model-year association is not proof that a document covers every engine, trim, VIN or reported symptom, or that a repair is free.

NHTSA download snapshot: Sep 28, 2026. These are communication associations for this vehicle, not unique defects. How records are joined and counted.

Oct 23, 2020Service Bulletin/Repair Instructions

1308116001F

NHTSA communication ID: 10183782

NHTSA source summary · Original PDF not reviewed by Recallfolio

The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.

Source components: ELECTRICAL SYSTEM · EQUIPMENT · POWER TRAIN:AUTOMATIC TRANSMISSION.

Source record 10183782 at NHTSA
Oct 21, 2020Service Bulletin/Repair Instructions

050604022R

NHTSA communication ID: 10183779

NHTSA source summary · Original PDF not reviewed by Recallfolio

This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.

Source components: FUEL SYSTEM, DIESEL.

Source record 10183779 at NHTSA
Oct 9, 2020Service Bulletin/Repair Instructions

060089026Q

NHTSA communication ID: 10183780

NHTSA source summary · Original PDF not reviewed by Recallfolio

This warranty administration bulletin provides information on Warranty Administration - Customer Concern Not Duplicated (CCND) Labor Operation Numbers.

Source components: EQUIPMENT.

Source record 10183780 at NHTSA
Oct 7, 2020Service Bulletin/Repair Instructions

PIT5551F

NHTSA communication ID: 10182540

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".

Source components: FORWARD COLLISION AVOIDANCE.

Source record 10182540 at NHTSA
Sep 17, 2020Service Bulletin/Repair Instructions

20NA157

NHTSA communication ID: 10181695

NHTSA source summary · Original PDF not reviewed by Recallfolio

This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF.

Source components: ELECTRICAL SYSTEM · EQUIPMENT.

Source record 10181695 at NHTSA