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 Limited
Customer Care Centre, Mail Code:
CA1-163-005
1908 Colonel Sam Drive
Oshawa, Ontario L1H 8P7
Reporting Safety Defects to the Canadian Government
Vehicle Data Recording and PrivacyTracing Powder or Chalk Test
Clean the weatherstrips and the contact surfaces with cleaning solvent.
Apply powder or chalk in an unbroken line to the contact surface of the
weatherstrip surrounding the perimeter of the suspected
areas.
Close the panel completely without slamming the panel. Closing the panel
comple ...
Hood Hold-Open Rod Replacement
Warning: Refer to Hood Hold-Open Device Warning in the Preface section.
Preliminary Procedure
Remove the radiator grille reinforcement support. Refer to Radiator Grille
Reinforcement Support Replacement.
Hood Hold Open Rod Pivot (Qty: 2)
Hood Hold Open Rod
...
Installation Procedure
Cut the body lock pillar outer panel in corresponding locations to fit
the remaining original panel. The sectioning joint should be
trimmed to allow a gap of one-and-one-half-times the metal thickness at the
sectioning joint
Create a 50 mm (2 in) backing plate from the unused portio ...