I have a 1999 seville what is the ratio of coolent to water

Asked by May 25, 2013 at 01:35 PM about the 1999 Cadillac Seville SLS

Question type: Maintenance & Repair

fiushing radiator

1 Answer

50/50 You can buy it pre diluted or full strength and add 50% distilled water . If you live somewhere it gets very very cold you may want to go 70/30 in winter, I'm talking if it gets to 20...30 below or worse.

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