I took it and had a person put it on there machine, my computer reading showed losing compression on number 6. so I replaced that coil pack. and spark plugs & wires replaced. Ialso replaced the fuel filter. it's still bogging and not fixed. Please help me !
my buick is losing compression, I think. on 2003 Buick LeSabre
by jonelle.donnett in Anniston, AL on June 22, 2013