Mechanics

SL 101000 LOSING RPMS ON THE HIGHWAY.

1993 Mitsubishi 3000GT • 101,000 miles

When going down the highway about 55-60 mph the rpms drop it makes a click sound and the check engine light comes on.
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Charlie93
May 19, 2012.



I would have the cat converter checked to verify it is not clogged.

As far as the check engine light, we need the code to further assist you.

Roy

ASEMaster6371
May 19, 2012.