13322A - CUSTOMER SATISFACTION PROGRAM (REVISED SERVICE PROCEDURE). CERTAIN 2010 MODEL YEAR BUICK LACROSSE; CADILLAC SRX; CHEVROLET EQUINOX; GMC TERRAIN AND 2011 MODEL YEAR BUICK LACROSSE; BUICK REGAL; CADILLAC SRX; CHEVROLET CRUZE; CHEVROLET EQUINOX; GMC TERRAIN VEHICLES EQUIPPED WITH NAVIGATION RADIOS MAY EXPERIENCE VARIOUS PERFORMANCE ISSUES INCLUDING CLOCK INACCURACY, NAVIGATION-ROUTE RESETS, LOSS OF RADIO-STATION PRESETS, AND TIME-SHIFT MALFUNCTION (LINK). DEALERS ARE TO INSPECT THE RADIO SOFTWARE VERSION AND, IF NECESSARY, REPROGRAM THE RADIO-CONTROL MODULE AND, IF NECESSARY, RECALIBRATE THE AUDIO SYSTEM.