Skip the auto shop - Our mechanics make house calls

Q: What can I use to seal a crack on the plastic housing to my thermostat

asked by on

I just need to seal a crack and i need to know the best product to use

Most thermostat housings that are made of an injection molded plastic are not repairable and will need to be replaced. There is some plastic repair glues out there but do not work very good on these housings.

Was this answer helpful?

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!
  • Home
  • Questions
  • What can I use to seal a crack on the plastic housing to my thermostat

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Q: I have a 01 Aurora that hasn't had heat for a year but it always ran at perfect temp until now, although it's not red lining.

There could be an issue with the thermostat in the car and that is the first place you will need to check when trying to repair this problem. Also, check for signs of a failing or worn water pump that...

Q: overheating issue with my vehicle.

Hi there. If the reservoir is on the add line and is low but there is no coolant to be found anywhere, check the engine oil to see if its milky. If the oil is normal color, then the coolant...

Q: My car's engine is overheating, what could be the cause?

An overheating engine can be caused by several components. A new thermostat is a great place to start, and knowing that it is not the problem we can focus elsewhere. If the thermostat was suspected, then you may have another...

Related articles

How Long Does a Heater Control Valve Last?
Keeping the right amount of coolant in a car is essential in keeping the engine at the right temperature. Failing to have the right amount of coolant or even bad elements...
Rules of the Road For Iowa Drivers
Driving on the roads requires knowledge of the rules, many of which are based on common sense and courtesy. However, even though you know the rules in...
How Much Does a Mechanic Make in Vermont?
Automotive technician jobs in Vermont have an average mechanic salary of $37k, with some mechanics earning a salary of $53k.