Pinging -- Vacuum
leaks, lean carburetor mixture and low octane
are three common causes of pinging.
Joseph Urbanovitch,
#20650, March, 1990.
To order
this 300 page book of technical tips, send a check for $19.95 plus $2.50 for handling and shipping to
BUICK TECHNICAL TIPS, 3337 34th Street SW, Grandville, MI
49418.