hi I'm Mike from 1a auto we've been selling auto parts for over 30 years we're dedicated to delivering quality auto parts expert customer service fast and free shipping all backed by our 100% satisfaction guarantee so visit us at one eight or com your trusted source for quality auto parts in this video we're gonna be working with our 2002 Chevy Suburban we're gonna show you how to drain all of your coolant refill it and then properly bleed the system to remove air pockets and prevent overheating if you liked this video please click subscribe we have a ton more information on this and many other vehicles and if you ever need parts for your car you can follow the link down in the description over the 1a auto comm here are the items you'll need for this procedure remove the coolant cap before draining your coolant or lowering the level as with the cap off air can flow through and let the coolant drain faster raise and support your vehicle we're using a lift to make it easier to show you guys what's going on at home but this job can easily be done in the driveway or your garage with a jack and jack stands place a drain bucket under the front driver's side of your radiator there's actually a little drain hose tucked up here nice and neat we're gonna flip that down and hold it over our drain bucket while we loosen the petcock and allow the radiator to drain be sure that your pet is closed before refilling the coolant and that the hose is folded back up into its holder on the side of the radiator refill your coolant this vehicle uses the orange coolant Dexcool make sure that it is either pre diluted or if you buy concentrated full-strength that you mix it 50/50 with distilled water will fill it up as much as it'll take and then back our vehicle outside to finish bleeding the system while it's running now don't be afraid to overfill it because once our vehicle runs and gets up to temperature the thermostat will open and that fluid will all go into the engine block set your vehicle with the fan on the lowest speed set to hawk and the vents so you can feel the warm air coming out of the vehicle this will also open any bypass valves that prevent coolant from entering the heater core when you shut off this is another place that air pockets can build up so now we'll let our vehicle run up to temp and keep the coolant topped off in the process now we just had to add just about a gallon of coolant to the vehicle once it got up to temp so now we'll keep an eye on it wait for it to finish bubbling or heat to get hot and the level to stabilize before will finally top off our fluid and take our vehicle for a test drive once your fluid is finished bleeding and it's topped off reinstall your cap and test drive your vehicle thanks for watching visit us at one arrow comm for quality Auto Parts fast and free shipping and the best customer service in the industry