Wont run long and sometimes wont even start.

Tiny
AGAT2002
  • MEMBER
  • 2002 BUICK LESABRE
  • 200,084 MILES
Hello I have a problem with my car an my mechanic is stumped! It started with my car Stalin out an would start an runs real rough an dies sometimes starts right up an sometimes it wont! It also is building pressure an is popping my vacuum line that connects at the motor off as well as blowing elbow coolant hoses! I have replaced map sensor crank sensor coils ignition module my car has spark an my fuel pump is working! Oh an my battery. Light turns on before it dies out has brand new battery an refurbished alternator too! Please help I love my car!
Monday, October 21st, 2013 AT 7:49 PM

1 Reply

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 110,176 POSTS
It blows the vacuum lines off? For the engine to run, there has to be a vacuum in it. If it is blowing things off, I can't imagine it even runs. Do me a favor, check engine compression. Something is telling me either you have a bad head gasket or valves that are stuck open.
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Tuesday, October 22nd, 2013 AT 5:27 AM

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