News

Some Cadillac Lyriq Units Need This High Voltage Harness Fix

Cadillac’s parent company, General Motors, has released a service update for certain units of the 2023 Cadillac Lyriq to address an issue with the electric luxury crossover’s high voltage harness. 

The problem: the high voltage harness in affected units of the 2023 Cadillac Lyriq may contact a sharp edge on the high voltage battery case. 

The hazards: if the high voltage harness contacts the sharp edge of the battery case, it could cause the harness to be worn through. 

The fix: a dealership technician will install anti-abrasion tape to the sharp edge of the battery case and secure the high voltage battery harness.

Affected components: high voltage battery harness, high voltage battery case.

Affected vehicles: 2023 Cadillac Lyriq. 

Number of affected vehicles: the luxury marque did not indicate how many units of the Cadillac Lyriq may be affected by this conditions. 

Next steps: owners of affected units of the 2023 Cadillac Lyriq will be notified by Cadillac with instructions to make an appointment with a preferred dealer. To find out whether a particular vehicle is affected by this service update, owners may reach out to Cadillac directly using the contact information below. 

It’s important to note that because this is a service update, not a recall, it will expire at the end of the vehicle’s New Limited Vehicle Warranty period. 

Contact information: 

  • Customer satisfaction program number: N222390690
  • Cadillac customer service: 1-800-333-4223

Subscribe to Cadillac Society for Cadillac Lyriq newsCadillac recall news, and to-the-minute Cadillac news coverage. We also invite you to join the latest discussions in our Cadillac forums and Cadillac Lyriq forum.

Cadillac Lyriq Photos

[ngg src=”galleries” ids=”28,35″ display=”basic_thumbnail” thumbnail_crop=”0″]
Alexandra Purcell

Alexandra is a Colorado-based journalist with a passion for all things involving horsepower, be it automotive or equestrian.

Share
Published by

Recent Posts

Updated 2025 Cadillac XT6 Lands In China

We're not aware of any plans to bring the updated XT6 to North America.

1 day ago

Cadillac CT5-V Blackwing Le Monstre Special Edition Compatible With New Precision Pack

Or, as we like to call it, the Precise Monster.

2 days ago

2026 Cadillac Vistiq Revealed With Three Rows, 615 Horses, 300 Mile Range

Slotting between the Lyriq and Escalade IQ.

2 days ago

Cadillac XT4 To Be Discontinued After 2025 Model Year

A surprising about-face for the luxury marque and its parent, GM.

4 days ago

Cadillac CTS-V Race Car Prototype Sells For $120K

Someone has taken home a piece of automotive racing history.

4 days ago

2025 Cadillac Escalade-V Gets Unique Steering Wheel Features

Two features that set the V's steering wheel apart.

1 week ago