Chevrolet Q&A

Ask Your Question

2003 Chevrolet Avalanche 1500 Question: Can fuel from certain gas stations cause a engine light to come on ?

 

Question

boss24, Dunlevy, PA, May 01, 2012, 10:57
 Rookie

Replaced both kock sensors a one year ago. Now having a problem with engine light coming on (knock sensor low voltage input) when I fill up at certain gas stations. Light stays on until next fill up, then goes out after a few miles on the new tank of gas.

2 Answers
Answer It
Flag This

  • Answer #1

    Greg's Orange Auto (8805 Answers) , Orange, CA - (714) 361-9355
    globalhelper May 01, 2012, 12:59
     Master

    i guess anything is possible. yes gas could be water down.try a higher octane fuel like 89 instead of 87 that might help

    Reply
    Flag This

  • Answer #2

    BIGDOG9791 January 11, 2013, 15:31
     Rookie

    yes and if you dont get a good seal on your gas cap it will do the same

    Reply
    Flag This
Answer Ranks

This week's top 10

1 globalhelper 6 Hal...
2 pushrod 7 ella1234
3 ziptie12 8 Prestige Auto Works
4 milesauto 9 brinkline
5 elk 10 ebans777