84743973 CONTROL, AMPLITUDE MODULATION/FREQUENCY MODULATION STEREO RADIO(INCLUDES 5,7,8,11,12,14-16)(USED ON VEHS BUILT BEFORE 18MAY20)(FOR 2ND DESIGN SEE 84746878)
84743974 CONTROL, AMPLITUDE MODULATION/FREQUENCY MODULATION STEREO RADIO(INCLUDES 5,7,8,11,12,14-16)(USED ON VEHS BUILT BEFORE 18MAY20)(FOR 2ND DESIGN SEE 84746879)
GMPartsGiant.com offers the wholesale prices for genuine 2020 GMC Sierra 3500 HD 4WD parts. Parts like Radio Mounting are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 8 Cyl 6.6L, 8 Cyl 6.6L Diesel. Model Code: CREW CAB 1 TON CHASSIS 137.0, CREW CAB 6'6" BOX 1 TON, CREW CAB 8' BOX 1 TON, EXTENDED CAB 8' BOX 1 TON, REGULAR CAB 1 TON CHASSIS 137.0, REGULAR CAB 1 TON CHASSIS 161.5, REGULAR CAB 8' BOX 1 TON.