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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15201
Experience:  GM Grand Master Technician 2007. 14 years experience.
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Second opinion] hard start and got 2 codes po171 and po 174

Customer Question

Second opinion] hard start and got 2 codes po171 and po 174 ,2003 chev s10 4.3JA: Will the headlights turn on? Is the battery fully charged?Customer: yesJA: Are you fixing your S10 yourself? What have you tried so far?Customer: yes , i replaced 2 02 sensors and iac sensorJA: Anything else you want the mechanic to know before I connect you?Customer: it runs pretty good
Submitted: 1 month ago.
Category: Chevy
Expert:  Gunvir Singh replied 1 month ago.

Hello, let me review your request. Please stand by.

Expert:  Gunvir Singh replied 1 month ago.

Does the engine start turning over as soon as you turn the key?

Customer: replied 1 month ago.
Expert:  Gunvir Singh replied 1 month ago.

Have you checked the fuel pressure?