Anybody have a metallic rattle under the hood around 1000-1100 rpm? Dealer said it's "normal" .
#4
I had the same around 2500, turned out to be a heat shield on one of the turbos.
01 Onyx/Silver
3000mi 4 trips to the dealer
3 different steering wheels
One loose heat shield
Faulty instrument cluster
Faulty door/light charm
4 days in a Malibu
3000mi 4 trips to the dealer
3 different steering wheels
One loose heat shield
Faulty instrument cluster
Faulty door/light charm
4 days in a Malibu
#5
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probably the heat shields....more
Loose heat sheilds seem to be pretty common....i had them.....
also had a metallic "chirping" (kinda like a cricket) at certain rpm/loads...that ended up being one of the wastegate rods contacting a heat sheild.....tech "adjusted" the heat sheild to prevent this...
last but not least....the most nagging of all and i complained several times about it....they finally found it at my 8k service....a broken weld on one of the exhaust manifolds (caused a rattle between 2k and 3k rpm)....this one required an engine pull to fix but its finally fixed!!!!
hope this helps
David White
2000 Silver S4 (rattle free at last)
also had a metallic "chirping" (kinda like a cricket) at certain rpm/loads...that ended up being one of the wastegate rods contacting a heat sheild.....tech "adjusted" the heat sheild to prevent this...
last but not least....the most nagging of all and i complained several times about it....they finally found it at my 8k service....a broken weld on one of the exhaust manifolds (caused a rattle between 2k and 3k rpm)....this one required an engine pull to fix but its finally fixed!!!!
hope this helps
David White
2000 Silver S4 (rattle free at last)
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