answersLogoWhite

0


Best Answer

Check your exhaust while running, smells sweet and blueish smoke. Overheating, loss of coolant. Do a compression check.

User Avatar

Wiki User

16y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: How do you know if you blew a head gasket in a 1990 GMC Sierra 1500?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

How do you know if you blew the head gasket in a 96 GMC Sierra 1500?

Air bubbles in radiator with engine running, sweet smell coming from exhaust pipe, overheating, coolant in oil, white foam on underside of oil cap, and low compression on one or more cylinders.


Why is my oil cap creamy?

Sounds like you blew your head gasket Sounds like you blew your head gasket


How does antifreeze get into the intake?

either you blew a rod or a gasket.


I have a car I paid 1000 for and put in 1000 towards fixing up. Motor blew head gasket. Do I buy a rebuilt motor installed for 1500 or spend that money on a different used car?

Neither. Have a new head gasket installed. That is assuming you did not completely ruin the engine by continuing to drive it after the head gasket blew. If you did indeed ruin this engine, then the decision should be based on what the car is worth in the first place.


What could be a sentence with the word gasket in it?

How big is the gasket you are using. "I blew a head gasket on my Mustang, so I have to pull the heads and replace it/them."


Why is your 1999 cavalier smoking white smoke and missing?

Because you blew the head gasket


How do I replace a head gasket on a 2001 Nissan Frontier?

My husband has the same truck and it only has 90,000 miles on it and he blew a head gasket yesterday. Do you have any suggestions?


How do you know if you blew a head gasket?

Losing coolant with no apparent leaks, White smoke out the exhaust that has a sweet smell to it,


If you blew a head gasket will your car start and run?

It depends on the engine, where and how bad the gasket failure is, etc. If you run an engine with a blown head gasket that has allowed anti-freeze to contaminate the oil, you'll probably wipe out the motor.


Does a blown head gasket ruin an engine?

If the engine is run while the gasket is blown, the engine will overheat and eventually blow or seize up. If the gasket blew and engine was soon after turned off, there may be no further damage to the engine. Replacement of the gasket can get this engine in working condition.


If you blew a head gasket will your heater work?

If it has been mended it should work but there may be an airlock in it that needs attention if it is not working.


Can the water pump leak coolant into the oil in a 2000 cavalier 2.4l twin cam?

Yes if you blew your head gasket