Mechanics

50 RUNS ROUGH AND RICH WHEN COLD RUNS FINE AFTER IT IS WARM

1988 Dodge Ram • 13,000 miles

Did tune up didnot help
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Don6598
December 26, 2011.



I would look at the coolant sensor. It contols rich and lean according to temp. Make sure the plugs, wires, cap and rotr are in good shape.

Roy

ASEMaster6371
Dec 26, 2011.