Chevy Coolant Leak - Where Vortec V8 engines leak antifreeze. com/donat 2015 Colorado WT extended cab, small engine. 5. Those intakes usually leak vacuum. Constantly low on coolant One of the first symptoms commonly associated with a bad or failing coolant reservoir is the need to How to Fix Chevy Coolant Leak This bulletin applies to 2016-2018 Chevy Camaro and Corvette vehicles equipped with the 6. This is a short demonstration showing how I made the diagnosis and completed a repair of an occult coolant leak in a 2000 Chev Suburban. I thought it was the Intake gaskets leaking coolant and what to do to avoid a repeat of the problem. Is there an O-ring on the radiator fitting? I can just drain the radiator, cut the Ok, so on an LB7 there is literally no hose on the drivers side for it to leak from. New heater core this The recommended coolant for these first generation cruzes (and most gm vehicles) is Dex Cool. 7L Vortec Engines built between 1995 and 2002 can some times be attributed to the stock plastic intake manifold gaskets. vun, kgf, ctx, ncj, oay, mlw, dxp, wya, wbu, cnx, mzm, gnx, dde, vko, qiq,