Fits standard solenoid 08-09, solenoid does not fit 09.5 vehicles with pigtail solenoid unless adapter.

Gm parts number 19418865

Condition: Starter would crank slow when 95+ out when engine is hot. Went to replace starter. Found out battery to starter cable was burned up by headers causing slow starter, starter should still be in good condition. Never failed to crank for start just slower when hot.