# Service bulletin 21NA035

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10191215
- Published by NHTSA: 2021\-05\-03
- Manufacturer's number: 21NA035
- Manufacturer's date: 2021\-03\-15
- NHTSA component: EQUIPMENT ADAPTIVE/MOBILITY:VEHICLE CONTROLS:SPEED CONTROL

## NHTSA's summary

This service bulletin provides information for dealers/technicians on Vehicles that Will Not Hold Set Cruise Control Speed in Enhanced Cruise Control Mode.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10191215-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10191215-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Equipment and accessories

## Vehicles listed

- 2018 to 2021 BUICK ENCLAVE
- 2019 BUICK ENVISION
- 2018 to 2019 CADILLAC ATS
- 2018 to 2020 CADILLAC CT6
- 2017 to 2018 CADILLAC CTS
- 2018 to 2019 CADILLAC ESCALADE
- 2018 to 2019 CADILLAC ESCALADE ESV
- 2019 to 2020 CADILLAC XT4
- 2018 to 2020 CADILLAC XT5
- 2020 CADILLAC XT6
- 2018 CADILLAC XTS
- 2019 to 2021 CHEVROLET BLAZER
- 2019 CHEVROLET MALIBU
- 2021 CHEVROLET MALIBU
- 2018 to 2019 CHEVROLET TRAVERSE
- 2019 CHEVROLET VOLT
- 2018 to 2021 GMC ACADIA

## Other bulletins for the same vehicles and component

- [23\-NA\-064](/bulletins/10254014.md), 2024-05-02, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.
- [20\-NA\-132](/bulletins/10253527.md), 2024-04-23, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
- [17\-NA\-052](/bulletins/10253526.md), 2024-04-23, Service bulletin: WHEELS; EQUIPMENT. This bulletin updates the position of General Motors on refinishing aluminum wheels. GM has determined that wheel refinishing under warranty will no longer be performed.
- [PIC6486E](/bulletins/10253104.md), 2024-04-15, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Preliminary information communicates to dealer that GM is aware of the issue and is working on a resolution.
- [PIC6541](/bulletins/10253078.md), 2024-04-15, Service bulletin: EQUIPMENT:ELECTRICAL. This Preliminary information communicates to the technicians some additional diagnostic tips if they encounter a condition of a dead battery/parasitic drain.
- [PIT5448J](/bulletins/10253060.md), 2024-04-15, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Preliminary Information communication advises the technician with a tip when the vehicle stops running after it has been idling for 2.5 hours. This is normal operation of the vehicle built with regular production code BTM and without Regular Production Option Code AVF. If the vehicle was built with regular production code BTM and AVF only has a 1 hour idle time.
- [20\-NA\-132](/bulletins/10252774.md), 2024-04-05, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
- [21\-NA\-054](/bulletins/10252127.md), 2024-03-29, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This service bulletin provides repair information to correct various functional concerns of the Instrument Cluster and DTC U0155.
- [23\-NA\-103](/bulletins/10252126.md), 2024-03-29, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center \(TAC\).
- [24\-NA\-060](/bulletins/10252123.md), 2024-03-29, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides repair information to correct a customer concerns of Radio Software issues.

JSON: [/v1/bulletins/10191215](/v1/bulletins/10191215)

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