2007 Chevrolet Matiz check engine light is on diagnostic through up random and cylinder misfires. changed out the coil pack plug and leads light still on and flashing intermittently slight dip in revs on occasion any ideas would be appreciated

Car: Chevrolet Matiz
Year: 2007
Variant: 0.8 automatic
Categories: Running Rough, Starting & Power LossElectrics, ECU, Warnings & Lights
Check engine light came on had a diagnostic done it said random and cylinder misfire. Advised to change coil pack plugs and leafs . Done so but still the light is on now flashing intermittently and a dip in revs has just been noticed any ideas on what could be the problem would be appreciated
Posted: Aug 3, 2023 (11 months ago)
Worth checking for any vac leaks , cleaning / replacing MAF sensor
Posted Aug 5, 2023 (11 months ago)

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