the car works fine when it finally warms up.until then it idles high and wont shift into o.d. and the check engine light is on until the motor is at running temp.can you help me with this thanks
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1993 Pontiac Bonneville Question: high idling and wont shift into o.d. when engine is cold
Answer #1Bret Bodas from RepairPal Test Shop, October 15, 2009, 16:50Master
Since the check engine light is on, you should get the codes read out, they will help determine what is going on here. Get the codes, post them here and we can give you more information.
ReplyVisitor, November 17, 2010, 02:02
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