General Motors has issued a service update for certain examples of the 2021 model-year Chevy Tahoe Police Pursuit Vehicle (PPV) for an issue related to the ground fasteners for interior equipment in the vehicle.
The problem: in affected vehicles equipped with the available radio suppression equipment (RPO code UN9) the body-to-chassis ground fasteners may be missing.
The hazards: the body-to-chassis ground fasteners are intended to alleviate two-way radio static.
The fix: dealers are instructed to add the missing fasteners to affected vehicles. This service update affects vehicles in dealer inventory only, so there will be no required action from law enforcement agencies or other customers in possession of Tahoe PPV vehicles.
Affected components: radio suppression equipment ground fasteners.
- 2021 Chevy Tahoe PPV
Number of affected vehicles: GM did not say how many Chevy Tahoe PPV vehicles were affected by this particular issue.
Owners should: as noted above, this service update only affected vehicles in dealership inventory and therefore requires no action from owners of these vehicles. Regardless, affected parties that may have questions regarding this technical service bulletin can use the contact information below to reach out to a Chevrolet customer service rep directly. This dealer-only service update for the Tahoe PPV was first issued in April 2021 and will expire a little over a year from now on April 30th, 2022.
- GM service update number: N212331780
- Chevrolet Customer Service: 1-800-222-1020