3.8

definitely annoying
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
32,000 miles

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problem #1

May 022022

Silverado 2500

  • 32,000 miles
The contact owns a 2016 Chevrolet Silverado 2500. The contact stated upon starting the vehicle, the check engine warning light illuminated. The contact used a diagnostic scanner and retrieved DTC: P21DD. The vehicle was taken to the dealer, where the redundant tank reservoir and module kits were replaced; however, the failure persisted. The contact used a diagnostic scanner and retrieved DTC: P205B. The vehicle was taken to Abel Chevrolet (280 N Front St, Rio Vista, CA 94571); where the redundant tank assembly was replaced under GM Campaign Number: N192210260. The vehicle was repaired. The contact stated that he was concerned that the repair was a temporary fix. The manufacturer was notified of the failure and a case was filed. The manufacturer referred the contact to the NHTSA Hotline for assistance. The failure mileage was approximately 32,000.

- Grand Junction, CO, USA

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