1998 silverado codes p0174 & codes p0300 , it runs smooth at good speed but on stop it shakes

75

Asked by 98silverado Oct 12, 2014 at 01:06 PM about the 1998 Chevrolet C/K 1500 Cheyenne Extended Cab LB RWD

Question type: Maintenance & Repair

2 Answers

FordNut answered 9 years ago

http://www.obd-codes.com/p0174 System too lean bank 2 .................... P0300 Random misfire Faulty spark plugs or wires Faulty coil (pack) Faulty oxygen sensor(s) Faulty fuel injector(s) Burned exhaust valve Faulty catalytic converter(s) Stuck/blocked/leaking EGR valve / passages Faulty camshaft position sensor Defective computer

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75

98silverado answered 9 years ago

It only has 139k on it so I don't know if it's something to do with the internal of the engine? But I plan to change my spark plugs to some ac Delco

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