Engine Surging Whilst Driving

no problem with staring, idling normally,but soon as you drive at normal speed the engine starts to surge...then go back to normal operation. once you slow down and change the gears back, and excele...

Opel Monza

Replaced module the one that is fitted inside distributor tested ecu nothing wrong will not pick up a spark

Car Overheating

Opel Monza 1.8 Gsi

My car doesn't spark and someone told me to buy a module. Help please