OER Parts offers a wide selection of Starter Parts and Hardware for your 1938 GMC Truck. OER Parts offers 1938 GMC Truck Starter Motor Brace, 1938 GMC Truck Starter Mounting Bolts, 1938 GMC Truck Starter Motor Heat Shield, 1938 GMC Truck Starter Solenoid, 1938 GMC Truck Starter Rebuild Kit, 1938 GMC Truck Starter Shim Set, 1938 GMC Truck Starter Heat Shield Set, and 1938 GMC Truck Floor Mounted Starter Switch.