Could you tell me how to eliminate codes P0171 and P0300?

Tiny
PEEWEE35
  • MEMBER
  • 1997 PONTIAC BONNEVILLE
  • 15,700 MILES
My check engine light is on and im tryin to figure out what these codes are and get them takin car of could you help please
Wednesday, October 12th, 2011 AT 5:04 PM

1 Reply

Tiny
DANNY L
  • MECHANIC
  • 5,648 POSTS
Hello, I'm Danny.

Here is the information you requested. This is a tutorial for you to view on how to test electrical wiring:

https://www.2carpros.com/articles/how-to-check-wiring

I've attached picture diagnostic flow charts below for the two codes P0171 and P0300 you mentioned on your Pontiac. Hope this helps and thanks for using 2CarPros.
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Tuesday, September 7th, 2021 AT 11:51 PM

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