All depends where the noise is coming from. Could be the signs of terminal wear to the engine. Have you been checking the oil? Can you locate the sound under the bonnet with it ticking over? Does it only do it under load?
Generally knocking is usually a very bad sign!
Losb
March 2008
manual
ady
March 2008
coluld be a slipping alternator(fan) belt
biffy
February 2008
I can answer this question...
My Citroen Saxo 1.1 is making a squeaking/knocking noise when I accelerate?
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