I'm having a repeat problem with my CLS and was hoping someone may be able to offer me & my local dealer some guidance or further ideas into what the cause may be:
Engine runs slightly 'lumpy'
Gear changes 1/2/3 are harsh (not as smooth)
Engine appears to be running...
GAD was founded in 2009 where we developed bespoke ECU Remapping software for motorsport clients, moving forward, we have extended to road vehicles for both performance and economy, contact GAD Tuninghttp://www.GADTuning.co.ukto discuss your requirements.