Rough idling and acceleration

Tiny
DWIGHT TULLIS
  • MEMBER
  • 1987 JAGUAR XJ6
  • RWD
  • AUTOMATIC
  • 135,000 MILES
When car idles after starting it runs rough. Then when driving seems like no acceleration like not getting gas, very rough.

Thursday, October 5th, 2017 AT 10:13 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,513 POSTS
It sounds like you may have a head gasket blown between two cylinders but to be sure we need to do a complete compression test.

Here is a guide to get you started

https://www.2carpros.com/articles/how-to-test-engine-compression

Please let us know what you find.

Cheers, Ken
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Friday, October 6th, 2017 AT 3:20 PM

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