Cadillac Northstar Engine Overheating Fix Youtube B. bentley discussion starter. 7 posts · joined 2005. #1 · aug 5, 2007. someone who works on northstar engines said the overheating problem on my 1994 cadillac sts is due to one of 3 problems – a bad water pump, bad head gaskets, or a bum thermostat. i am looking for second opinions because he thought it probably was the head gaskets and. Low coolant indicator comes on. coolant is refilled. engine overheats first time. coolant cap replaced by mechanic. coolant level indicator comes back on. engine overheats second time 4 months later. cooling fan replaced by mechanic. coolant level indicator comes back on again. mechanic says head gasket is leaking.
How To Flush Fix Overheating Leaks Coolant Reservoir Radiator Links below: cadillac northstar engines are known for overheating. this deville had a slow coolant leak & a history of overheating due to a failed water pum. 4. northstar excessive oil consumption. northstar engines are known to consume copious amounts of oil. while this is normal for a lot of high performance v8’s it is mostly caused by the engine design. northstar engines are known to consume up to 1 quart of oil every 500 1,000 miles. 20 posts · joined 2005. #1 · aug 7, 2006. hi guys, just wanted to know if any one out there as any documentation as to when the head gasket issue on the northstar was corrected by cadillac. what year models have the revised northstar engine where overheating and blown head gaskets won't be a problem. i was specifically looking for a deville. Here are the most common signs of head gasket failure on a northstar: overheating. high pressure build up in the coolant surge (fill) tank, that remains when the engine cools off. white smoke from the exhaust (condensation water vapor is completely normal for any car) coolant smell from the exhaust. engine temperature spikes during.
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