P0700 is a common code if it’s an electrical issue related to the transmission. If something has gone wrong in the transmission, your Silverado may not be able to accelerate anymore, or it’ll. If it can no longer shift, it could be caused by a solenoid/valve body that has gone bad, clutch packs, debris, and much more. No comms with ECU possible - even had 2 mercedes scan tools and no comms. ABS and Traction lights on and still no speedo. The Ecu was sent away for testing and no fault was found. Refitted and misfire was detected. All speed sensors test ok and all wiring test ok also. My Auto-Elec sent the Ecu and the Traction control module back to the 1. Faulty fuel pump/blocked fuel filter. The fuel supply issue is the primary problem with a car jerking during acceleration, especially while accelerating uphill. Insufficient fuel supply hinders the proper functioning of a vehicle’s internal combustion engine. The main component responsible for this issue is the fuel pump. 1. Dirty Fuel Injectors: Fuel injectors are responsible for delivering fuel to the engine, and if they become clogged or dirty, they can cause sputtering when accelerating. This is because the fuel is not being delivered in the correct amount or at the right time, resulting in an uneven flow of power to the engine. 2. 75 posts · Joined 2013. #1 · Oct 24, 2021. Hello folks; My 2012 Focus SE with 122000 miles recently started to act weird as sometimes when i go uphill or when i try to accelerate from a low speed, i can feel the engine hesitating and jerking as if it's cannot gain power to go. No check engine light or any other issues.. Reaction score. 9. Your Mercedes. E Class W211 280 Sport 2008. Sep 30, 2017. #1. Hello Everyone, I've just recently joined the Mercedes world - 2,000 miles ago, actually, with a 2008 W211 E280 Sport. I've had 1,950 fabulous miles and then today, about to climb a steady hill, I felt as if I was a few gears too high and the car just wouldn't pull. Asked by samm333 Apr 05, 2011 at 01:06 AM about the 1995 Mercedes-Benz C-Class C 220 Sedan. Question type: Maintenance & Repair The car has no acceleration , and wont go past 20 mph . The engine light is flashing and the stability lights are on . The car will start with no problem . But will not accelerate the codes say misfire, but the core pack pack been change and there was no luck . My car has 145000 miles. My car has an automatic transmission. fWYjWP.