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  1. #1

    Default miss and rich gas

    I've replacedall thus common things. The map sensor has not yet been done and the fuel pump but everything else. Help bowtie lovers

  2. #2

    Default

    What's the year and model?
    ...
    ....

  3. #3

  4. #4

    Default

    Are you getting an actual "Rich" reading code, or is this diagnosed another way?
    2006 Vortec Max 1500
    Performance:
    -Custom Tune (389HP 440 Ft/lbs Trq - Dyno'd) | Volant CAI | Magnaflow Dual-in/out Exhaust w/3" stainless pipe tips | Fully Built Transmission w/ Red Eagle Clutches & Kolene Steels w/ Corvette Servos and Stage2 Shift Kit | 35K Tranny Cooler | Mobil 1 | Royal Purple Rear Diff
    Other:
    -Spray-in Bed Liner
    -Premium Sound w/lifetime Satellite Radio | Leather | Sunroof | Heated Seats
    -Limbstriping from USING the truck (those are badges of honor)

  5. #5

    Default

    Map and o2 sensors are responsible for fuel mixture on these trux. Check vacuum lines. Are you getting a check engine light?
    "It went together didn't it? Well then there has to be a way to take it apart!" - Me.

    Check out my image gallery HERE.



    "The true measure of a man is how he treats someone who can do him absolutely no good." ~Samuel Johnson (1709-1784)

  6. #6
    Sr. Engineer
    Join Date
    Dec 2011
    Location
    11-22-boogie woogie avenue
    Posts
    308

    Default

    Check fuel pressure 9 to 14 psi..also might be the coolant temp sensor.
    RESIDENT NUT.....MY CLAIM TO FAME .....

  7. #7

    Default

    Quote Originally Posted by bowtie boy View Post
    I've replacedall thus common things. The map sensor has not yet been done and the fuel pump but everything else. Help bowtie lovers
    Pit would be more helpful if you could tell us more... What are the circumstances that make it happen? Engine hot, cold, all the time? Under load, under acceleration, etc. the more info you can provide, the more we can give good advice.
    "It went together didn't it? Well then there has to be a way to take it apart!" - Me.

    Check out my image gallery HERE.



    "The true measure of a man is how he treats someone who can do him absolutely no good." ~Samuel Johnson (1709-1784)

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