What is your question?
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What is your question?
First let me state that I’m a female that knows little to nothing in this area. I need HELP! The engine light stays on but when I go to accelerate engine light blinks. When car is at a red light or stopped but in gear it feels like it will kill at any minute. Went to AutoZone and that’s where I got the DTC’s2008 Cadillac CTS DTC codes P0300 P0302 P0300 P0304 P2098 I moved to another city from where I originally bought my car. I have no idea where to bring it and it would be very helpful if I had some kind of idea what this will cost. From the Minimal to worst case Scenario. Please HELP this is my only vehicle and I’m in a serious bind. Thanks
What makes this problem better or worse?
It’s worse going up a bridge or any incline also when I accelerate
How long has your 2008 Cadillac CTS had this problem?
It started June 11th
1 Reply
The MOST LIKELY suspect is failing ignition coils - there is one coil on each spark plug = COP or Coil On Plug ignition - PO300 = multiple misfires detected .. PO302 = #2 cylinder misfire .. PO304 = #4 cylinder misfire .. P2098 = is indicative of a fuel trim issue - which is normal considering the engine is misfiring - once the misfires have been successfully repaired and codes have been cleared - ALL of these existing codes including P2098 should not return..
Now - it is recommended to seek a professional scan test to prove the actual failures as we can only offer a best guess here online.. It will also be difficult to offer a realistic estimate as real world prices vary from place to place. Use the link below for ‘RepairPal recommended’ shops within your zip code - this is just an option for you. https://repairpal.com/repair-shops Note : Catalytic Converters can be damaged by continued vehicle operation with misfires present - as indicated by the “blinking engine light” .. Good luck!
Thank you so very much!! I appreciate your help. Keep your fingers crossed for me. Lol