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    94 Deville Surging

    I have a 94 Deville SLS with the Northstar engine. It sometimes surges while at idle, other times it will be fine and then start surging when you are driving at lower speeds like under 40. It also sometime stalls when it does this. Any ideas? Thanks.
  2. L

    Surging Problem 94 Deville

    I have a 94 Deville SLS with the Northstar engine. It sometimes surges while at idle, other times it will be fine and then start surging when you are driving at lower speeds like under 40. It also sometime stalls when it does this. Any ideas? Thanks.
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