CHEVROLET SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. FRONT BRAKE LINE CONTACT; INSPECT BRAKE LINE AND ADJUST, IF NECESSARY. CERTAIN MODEL VEHICLES EQUIPPED WITH A TURBO CHARGED ENGINE, MAY HAVE A CONDITION IN WHICH A FRONT BRAKE LINE MAY CONTACT THE UNDERBODY OF THE VEHICLE. BRAKE LINES POSITIONED AGAINST THE UNDERBODY OF THE VEHICLE MAY RESULT IN A BRAKE LINE DURABILITY ISSUE. *PE