5.5K views · 36 reactions | Duramax engine block heater cord is an important part needed during the cold weather months. Wades shows where the coolant heater is located on a Duramax, where to plug it in, and how to test the cord. Merchant Automotive's Block Heater Cord is an upgraded OE Replacement for 2001-2016 Duramax. Make sure the block heater on your Duramax is working properly. | Thoroughbred Diesel | Facebook

9.6K views · 23 reactions | On a cold, winter day, engines sustain more wear than when it's warm and dry outside. An engine block heater can reduce the strain placed on engines in the cold, and you may already have this useful accessory without even knowing it. | KATV Channel 7 | Facebook