+ Reply to Thread
Results 1 to 10 of 13

Thread: 03 5.3 bucking/backfiring

Hybrid View

  1. #1
    Join Date
    Mar 2007
    Posts
    12
    its throwing a ses light for the o2's. nothing for the fuel pressure though. i did find that the fuel is running through a box of some sort for fuel economy?? but its not plugged in. i may try bybassing it and see what fuel pressure is then. thanks for the help guys. Lee

  2. #2
    Join Date
    Jan 2006
    Location
    Las Vegas, Nevada
    Posts
    328
    <div class='quotetop'>QUOTE(Boss302 &#064; Mar 18 2007, 03&#58;49 PM) [snapback]86596[/snapback]</div>
    its throwing a ses light for the o2&#39;s. nothing for the fuel pressure though. i did find that the fuel is running through a box of some sort for fuel economy?? but its not plugged in. i may try bybassing it and see what fuel pressure is then. thanks for the help guys. Lee [/b]
    The "box" you are referring to is most likely the sensor for E85 fuel. Was your donor Tahoe outiftted for E85? Have you monitored your O2s for proper operation yet?

    1965 C-10 shortbed stepside, 2003 5.3/4L60E conversion. Power steering, tilt wheel, power front disc brakes, 3.73 one wheel peel, 2.5/4 inch drop, relocated fuel tank and battery, 2002 Silverado buckets and console. Swap Pics
    1968 Camaro 95LT1/4L60E lots o' mods Web Page
    1961 Corvette project.......... C-4 suspension and brakes, 02 LS1/T-56 awaiting installation Pics

  3. #3
    Join Date
    Mar 2007
    Posts
    12
    <div class='quotetop'>QUOTE(kwkenuf &#064; Mar 20 2007, 03&#58;20 PM) [snapback]86778[/snapback]</div>
    The "box" you are referring to is most likey the sensor for E85 fuel. Was your donor Tahoe outiftted for E85? Have you monitored your O2s for proper operation yet?
    [/b]

    i believe you are correct. i havent monitored my o2&#39;s yet. i run my codes at firestone w/a friend of mine . ill get back to firestone and plug em back in for monitoring.

+ Reply to Thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts