2004 Chevrolet Optra 1 6l Petrol Run 14 5000 Kilometers Jerks On Slow Speeds

2004 CHEVROLET OPTRA
145,000 MILES
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My chevrolet optra 2004 1.6L petrol has run 14,5000 kilometers.. it jerks on slow speeds.. also the engine misfires sometimes.. there is a slight tap-tap like sound from engine.. engine also vibrates on when idle.. the engine malfunction check light has also gone on.. plzz help..
Apr 6, 2013 at 5:37 AM
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HMAC300
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scan for codes and check fuel pressure first, low fp will cause misfires.
Apr 6, 2013 at 3:42 PM
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