Cadillac Northstar Engine Overheating Fix Youtube Northstar overheating causes. 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 that the cost would be over two thousand bucks. 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.
How To Flush Fix Overheating Leaks Coolant Reservoir Radiator Ultimately, the northstar is not a very reliable nor is it cost friendly. in this guide we’re going to discuss some of the most common engine problems that affect the northstar. these include blown head gaskets, rear main seal leaks, valve cover issues, oil consumption, carbon buildup, and water pump failure. Northstars with failing head gaskets due to cylinder block head bolt hole thread failure do not normally mix oil and coolant or vice versa. you need to perform a cylinder block exhaust gas test immediately after the next overheat. lisle 75500 combustion leak detector google search. do google searches for "cadillac forums northstar purge line. Hi in this video i will show you the real problem for your overheating problem. Step 2. check your thermostat. the thermostat gauges the temperature of the engine to control the flow of coolant into the cylinder block and radiator. a faulty thermostat might not open, meaning coolant won't flow. this in turn will cause the engine to overheat. check the thermostat by starting your engine and letting it idle for a few minutes.
Comments are closed.