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I have a 1992 cadillac deville with 4.9 engine I have ...
Sent to Car Experts July 17 03:32 PM

I have a 1992 cadillac deville with 4.9 engine I have changed the plug wires, installed 2 new fuel injectors the voltage was low, cleaned the throttle body, checked fuel pressure, The car runs rough when warmed up at idle and stumbles on acceleration.This car is in excelant shape and has only 48000 miles on it. Any help you could give me would be appreciated.
Sincerely
Orv Rosentreter

Customer (name blocked for privacy)
Status:  Closed   Value: $15
Answer
July 17 11:56 PM (8 hours and 23 minutes and 43 seconds later)
         
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Customer (name blocked for privacy), Randy hereImages available only to Customers.

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Randy -- Auto Mechanic -- 100% Positive Feedback on 210 Car Accepts
30 years experiene. I can even diagnose and repair LP and CNG powered vehicles.
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July 24 5:19 PM (6 days and 17 hours later)
         
Relist: I still need help.
Customer (name blocked for privacy)
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July 24 9:35 PM (4 hours and 15 minutes and 36 seconds later)
         
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Customer (name blocked for privacy), Randy againImages available only to Customers.

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Randy -- Auto Mechanic -- 100% Positive Feedback on 210 Car Accepts
30 years experiene. I can even diagnose and repair LP and CNG powered vehicles.
Reply
July 25 12:06 PM (14 hours and 31 minutes and 15 seconds later)
         
Reply to Randy's Post: Hi Randy
Yes I did try what you suggested, I Sprayed around the intake manifold gasket, carburator base and into the pvc oil filler hole. It did not change the way it idled. Also I changed the map sensor and still runs rough. Any more suggestions!!!!
Thanks
Orv
Customer (name blocked for privacy)
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July 25 9:20 PM (9 hours and 14 minutes and 18 seconds later)
         
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Randy -- Auto Mechanic -- 100% Positive Feedback on 210 Car Accepts
30 years experiene. I can even diagnose and repair LP and CNG powered vehicles.
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