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International Automotive Technicians Network
Re: Cadillac Northstar Coolant Leak
Posted to Technical Discussion Forum on 1/16/2019


Without being able to see your leak it certainly sounds like the water crossover that is located in this area. We used to do quite a few for this concern back in the day. We had a boat load of customers with these engines, and had to do quite a few ... Login to read more.