Forum Discussion

BurbMan's avatar
BurbMan
Explorer II
Jan 17, 2016

Calling All Spark Plug Experts, Opinions on these pics.

Seemed like not too long ago I changed the plugs in the burb. Got an 02 Grand Prix GTP as a daily driver so the truck sits during the week now. Took it out the other day and it ran terrible, then t...
Tow Vehicles
DownTheAvenue's avatar
DownTheAvenue
Explorer
Jan 17, 2016
I am certainly not an expert by any means, but I am going with burnt oil fouled, especially plug from the #4 cylinder. That white residue is oil ash. With 170,000 miles on the engine and plugs with 30,000 miles, it adds up to oil.

About Travel Trailer Group

44,030 PostsLatest Activity: Feb 06, 2025