Chevy Silverado/GMC Sierra's w 8100/Allison - READ ONLY
1174 messages,  Last post on Jun 03, 2002 at 4:53 PM  You are in
the Pickups - Archived Discussions Forum.    #1165 of 1174 Tom
by bamatundra  May 13, 2002 (10:53 am)  Why doesn't GM offer a
"full size" truck that doesn't knock? According to GM knocking
is normal. Remember - this topic is about GM trucks - not
Tundras. As painful as I know it is to own a knocker, can we
please try to stay on topic?  #1166 of 1174 geez by mgdvhman
May 13, 2002 (11:42 am)  man o man batman sure is hurting inside
with his toy.........  - Tim  #1167 of 1174 Here's a piston-slap
question I proposed at CHevy Talk... by nomoregm  May 13, 2002
(2:02 pm)  OK, someone please correct me if I'm wrong.  Piston
Slap knock: Louder when engine/weather is cold and during lower
RPMs. Then in some cases goes away. Non-detonation issue.
Carbon Knock: Louder when engine/weather is hot and during
higher RPMs. Will not go away. Detonation issue. Higher-
octane/slower burning fuel should solv