Aug 2, 2011. #9. Fiat and Alfa Romeo are collaborating with GM so the engines in new Doblo's could be GM sourced. With regard to later Doblo's (Multijet) the DPF problem can be cured very easily and improve on the original performance. Contact Motormech Birmingham (Famous on FCCUK site) or Longlife Exhaust Systems. OP.
Stop engine. Open bonnet - to allow heat to escape, it gets very hot in there. Press clutch and accelerator fully and hold down. Start engine. Engine should gently rev to about 2-3000 rpm and hold, while DPF light flashes. Wait. Neighbours will wonder why the noise, and smell, and smoke, and why the road is melting.
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