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check engine light

  1. Faulty O2 Sensor from Leaking Valve Cover

    Hi All, This post is more to see what others have encountered and dealt with for a leaking valve cover gasket followed by issues with O2 sensor throwing check engine light with code P0137. I am also posting to see if @JeepCares will step in and assist with anything on this matter. What has...

  2. CHECK ENGINE LIGHT WON'T TURN OFF!

    Good afternoon, everyone, I hope you all are having a wonderful day so far. I wanted to create this thread for some insight and possible suggestions on what might be going on with my Jeep Gladiator 24 Sports S. I bought this vehicle back in April. I noticed the check engine light pop on...

  3. ESS not available, CEL on, radio and AC will not come on

    Hello First post about my first jeep. Sad it is an issue. 2022 Gladiator Sport. Two weeks ago the ESS not available came along with a CEL. Took her to the dealership and they said she had a parasitic draw at the alternator and replaced it under warranty. Happily took her home made about...

  4. 2021 Gladiator Willys 6k miles - Check Engine Light

    My check engine light came on and shortly after it blinked and the truck vibrated. I was able to get it home. Does anyone know what could be wrong? I have taken great care of this Jeep and it's basically a new truck. Very disappointed.

  5. I need theories.

    Yesterday I took the doors off as we are expecting to have a rare clear sky's for a full week here in Houston. This morning, when I tried to start my Gladiator, it did something funny. It went through the motions of turning on, that is, everything except the engine. Then, it took the weirdness...

  6. Flashing Check Engine Light on NEW 2022 Gladiator Overland

    I would like to know if anyone else out there has encountered this malfunction. New Gladiator Overland, less than 300 miles. Flashing engine light to steady on. Serviced first time: Multiple Misfire detected, 1-2 counts cyl 1 and 5. Performed cleaning all 4 cam shafts by dealership. Drove...

  7. P06DD

    I just hit 26,000 miles on my 2020 Jeep Gladiator sport s. Check engine Light came on. Code B06DD , oil pressure sensor switch off. Back to the dealer, they told me I used after market oil filter purolator not Mopar. Both are made in China and purolator makes Mopar oil filters. I been driving...

  8. Service ETC (Electronic Throttle Control) what to do?

    Hey everyone, I recently just got my 2020 Jeep Gladiator Overland and everything was perfect on it. Until recently, I was driving and all of the sudden the service warning “Service Electronic Throttle Control” popped on and the car went into Limp mode. I have already taken it to the dealership...

  9. Poll: Gladiator with CEL vs No CEL

    Lets see if we can Poll this, Gladiator with CEL vs No CEL Has the Check Engine Light (CEL) come on on your Jeep Gladiator? Please feel free to respond to the poll up above. Thank you:jk: JTR built 12/20 CEL@200MILES




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