Affected Component: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM:HOSES, LINES/PIPING, AND FITTINGS

Date Published
MAY 01, 2013
NHTSA TSB #
10052277
TSB Document
Summary
GENERAL MOTORS: EVAP LEAK IN THE SMALL CANISTER VENT SOLENOID (CVS) VALVE NOT SEALING UNDER VACUUM. THE LEAK MAY BE INTERMITTENT AND PRESENT IN COLDER AMBIENT CONDITIONS. *KB