1991 Cadillac DeVille Q&A
1991 Cadillac DeVille Question: replace spark plugs
The most important tool, and I am being serious, is patience. You may also need a universal spark plug socket to get access at a better angle - dandd
Heard a small ticking noise coming from the back end of the engine. Spark plug #1 blew out. Anyone know what the problem may be?
this is a 1997 cadillac deville with the 4.6 liter northstar V8. it has 170,000 miles on it - mostly highway miles. has been misfiring recently & has rough idle. we just replaced O2 sensor & a d...
Does anyone know how to replace the two center spark plugs in the back of engine on a 2004 DTS???