Seat Belt Related Problems of the 2021 GMC Sierra 1500

Table 1 shows one common seat belt related problems of the 2021 GMC Sierra 1500.

Table 1. Seat Belt related problems of GMC Sierra 1500

Problem Category Number of Problems
Seat Belt problems
3

Seat Belt problem #1

2021 GMC Sierra 1500 [xxx] miles 36,500. My childs seatbelt does not work and the lane keep assist does not work information redacted pursuant to the freedom of information act (foia), 5 u. S. C. 552(b)(6).

Seat Belt problem #2

I get a "service safety restraint system" warning sporadically when driving. No known cause and the vehicle has never been in an accident. This started happening after my last service at capital Buick GMC in smyrna, GA on January 6th, 2023.

Seat Belt problem #3

Airbag light and "service safety restraint system" keep flashing on and off intermittently. Sometimes every 5 seconds. Sometimes once or twice a day. This is a known issue with 2021 gm trucks and suvs. Trying to get vehicle in for service but dealer said they are booked 2 weeks out and won't given loaner vehicles at all anymore. The vehicle has less than 2000 miles on it.


Seat Belt related problems in other GMC Sierra 1500 model year vehicles:



Sierra 1500 Service Bulletins
Sierra 1500 Safety Recalls
Sierra 1500 Defect Investigations