Sierra 3500 4WD V8-6.0L (2008)
X109 Engine Harness (-Diesel) Or Engine Chassis Harness (Diesel) To Instrument Panel Harness (NQF/NQH) (Pin A1 To D6)
X109 Engine Harness (-Diesel) Or Engine Chassis Harness (Diesel) To Instrument Panel Harness (NQF/NQH) (Pin D7 To D8)