Investigation DP10003: 2003 Chevrolet Silverado 2500 HD

Status

CLOSED

Opened

Mar 29, 2010

Closed

Apr 5, 2010

Model years

2003

Subject

Brake line failure due to corrosion

Component: Service brakes, hydraulic

Summary

The Office of Defects Investigation (ODI) received a defect petition on March 2, 2010, requesting the investigation of model year (MY) 2003 Chevrolet Silverado 2500HD 4WD pickup trucks for corrosion failures of the vehicle brake lines.The petitioner's vehicle suffered a sudden loss of brake effectiveness and extended stopping due to the bursting of a corroded brake line.ODI has received 110 owner complaints for MY 1999 through 2003 Chevrolet and GMC C/K series pickup trucks and sport utility vehicles of which 3 are MY2003 2500 series trucks.The complaints allege the loss of braking effectiveness due to brake line rupture because of corrosion.In 37 of these complaints, the brake line failure was confirmed by a dealer inspection.Three complaints allege that corroded brake line failure resulted in a crash.A Preliminary Evaluation has been opened to determine the frequency, scope and safety consequences of the alleged defect in the subject vehicles.

An NHTSA investigation looks into whether a safety defect exists. Opening one is not a finding. Outcomes can include a recall, closure without action, or further inquiry.