Questions & Answers for: Hyundai Elantra knocking valve

...had my radiator fail last week. I have always had a little knock in the engine, but now I have big knocking sound. I had the head pressure test in each tested to 150 PSI. I have replaced the

knocking under valve cover on cold starts on cold starts i hear loud knocking under valve cover, when engine heats up knocking stops. Does anybody knows what is the problem¨? Is there any smoke when ...

premium or regular gas Should I use regular or premium gas in my 1998 Honda Elantra? (the models to be picked did not include Elantra) Fuel comes in different grades due to octane levels, the higher ...

2003 Hyundai Elantra It sounds the backfiring 2003 Hyundai Elantra It sounds like the backfiring noise that has been happening might be coming from the back. A few responses so far said it may be a ...

Timing belt Broken How do I know if damage ocured after the belt broke and what is the procedure to replace the belt. I haven't done a overhead cam's timing before and need advice what to do. A quick ...

Wife bought a new 2009 i30 2.0l petrol in December 2010. The motor has a rattle/knocking noise in the top end, especially when first started. There is still a ticking noise when it warms up.It has had

...knocking on cold start every morning for 2 - 3minutes This can be several things. Loose rod bearings, valve lifters, piston pin play, etc. Two things you can try. Rislone and then an oil change. Then ...