DOES A 1983 JAGUAR XJ6 HAVE A MODULATOR VALVE? 4.2 ENGINE.

  • Tiny
  • Dbro58
  • 1983 JAGUAR XJ6
  • 130,500 MILES

It will not go into 2nd or low. In drive it starts out as if it has no power. But levels out when on open road. But can shift to 2nd and low with no change.

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have the same problem?
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Thursday, December 29th, 2011 AT 1:28 AM

1 Reply

  • Tiny
  • Rivermikerat
  • MEMBER

Yes, it does have a vacuum modulator.

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Thursday, December 29th, 2011 AT 1:44 AM

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