Northstar cooling system expert
Mark Carrington posted an answer for this 1997 Cadillac DeVille:
"The most common overheating problem with the Northstar engine is a blocked purge..."
Mark Carrington posted an answer for this 2001 Cadillac Sts:
"Have an oil change every 3000 miles by about 2000 miles it is allready a quart to 2 low..."
Mark Carrington posted an answer for this 2001 Cadillac Sts:
"What you describe is normal for the Northstar engine, they do tend to burn oil. It sounds..."
Mark Carrington posted an answer for this 2001 Cadillac DeVille:
"COOLANT LEAKS ONLY WHEN CAR IS BEING DRIVEN. NO LEAKAGE ON GARAGE FLOOR. INTERMITTANT..."
Mark Carrington posted an answer for this 2001 Cadillac DeVille:
"From the way you describe it, It is likely the pressure cap on the surge tank..."
Mark Carrington posted an answer for this 1999 Cadillac DeVille:
"My car continues to over heat and I have changed the termostac and good anti freeze. What..."
Mark Carrington posted an answer for this 1999 Cadillac DeVille:
"The most common overheating problem with the Northstar engine is a blocked purge..."
Mark Carrington posted an answer for this 1998 Cadillac DeVille:
"98 deville 32 valve North Star OVERHEATS after 33 miles of drive ?? does not overheat in..."
Mark Carrington posted an answer for this 1998 Cadillac DeVille:
"The most common overheating problem with the Northstar engine is a blocked purge..."
Mark Carrington posted an answer for this 1997 Cadillac DeVille:
"shut car off and remove keys,headlights will go off and come back on and now it's..."
Mark Carrington posted an answer for this 1997 Cadillac DeVille:
"The most common overheating problem with the Northstar engine is a blocked purge..."
Mark Carrington posted an answer for this 1999 Cadillac DeVille:
"just bought this beautiful car, but drove 30 miles on the highway and it is over heating...."
Mark Carrington posted an answer for this 1999 Cadillac DeVille:
"Yes,it is quite common on the Northstar engine, usually due to lack of cooling system..."
Mark Carrington posted an answer for this 1999 Cadillac DeVille:
"runshot. replaced raditor,thermostat still runs hot"
Mark Carrington posted an answer for this 1999 Cadillac DeVille:
"The most common overheating problem with the Northstar engine is a blocked purge..."
Mark Carrington posted an answer for this 1998 Cadillac DeVille:
"can a worn out coolant cap cause overheating"
Mark Carrington posted an answer for this 1998 Cadillac DeVille:
"There is no radiator cap on the Northstar engine. The only cap is on the surge tank (or..."
Mark Carrington posted an answer for this 2001 Cadillac DeVille:
"cadilac deville 2001 runs hot when you get into stop and go trffic."
Mark Carrington posted an answer for this 2001 Cadillac DeVille:
"The most common overheating problem with the Northstar engine is a blocked purge..."
Mark Carrington posted an answer for this 2001 Cadillac Sts:
"I Have a 1997 cadillac sts, i fixed the head gaskets, and replaced the thermostat. Also i..."
Mark Carrington posted an answer for this 2001 Cadillac Sts:
"The most common overheating problem with the Northstar engine is a blocked purge..."
Mark Carrington posted an answer for this 1999 Cadillac DeVille:
"I have a 1999 Cadilac Deville that I replaced a bad radiator, found it had the wrong..."
Mark Carrington posted an answer for this 1998 Cadillac DeVille:
"98 Deville Northstar V-8 - can you rebuild these engines - I've heard when you have..."
Mark Carrington posted an answer for this 1998 Cadillac DeVille:
"If you have overheating problems with this engine, don't assume it's the head gaskets...."
Mark Carrington posted an answer for this 1998 Cadillac DeVille:
"my 1998 cadillac deville overheats only when i turn off the a/c"
Mark Carrington posted an answer for this 1998 Cadillac DeVille:
"The most common overheating problem with the Northstar engine is a blocked purge..."
Mark Carrington posted an answer for this 1998 Cadillac DeVille:
"Hi, my 1998 Cadillac DeVille is overheating for no apparent reason. It is in the shop and..."