In addition to notifying NHTSA (or Transport Canada) in a situation like this, notify General Motors.
Call 1-800-222-1020, or write: Chevrolet Motor Division Chevrolet Customer Assistance Center P.O. Box 33170 Detroit, MI 48232-5170 In Canada, call 1-800-263-3777 (English) or 1-800-263-7854 (French), or write: General Motors of Canada Company Customer Care Centre, Mail Code: CA1-163-005 1908 Colonel Sam Drive Oshawa, Ontario L1H 8P7
Speaker Replacement Reference
Speaker Replacement ReferenceComponentRepair InstructionFront Center SpeakersRadio Front Center Speaker ReplacementFront Side Door Lower SpeakersRadio Front Side Door Lower Speaker ReplacementFront Tweeter SpeakersRadio Windshield Side Garnish Molding Speaker ReplacementRear Side Door Lower Speakers ...