Chevrolet Repair Questions? Ask a Mechanic for Answers ASAP
you need to check the fuel pressure..these must have no less then 41psi at all times
also the ignition module will do this..it is located under the coils.auto zone and most pats stores can test these if you take it off and take it to them
please ACCEPT my answer so I can get credit for my work.i don't receive commission unless you do ..I'm not always going to be giving you good news,so please don't let this stand in the way of you accepting my answer.it does not cost you more money.we will still be able to communicate.. Bonuses and positive feedback are appreciated!if you are not satisfied with my answer,please do not leave bad feed back,i will gladly opt out and let another expert handle the question.PLEASE ASK IF YOU NEED MORE HELP
Important: Make sure the fuel system is not operating in the Fuel Cut-Off Mode. This can cause false indications by the scan tool.