03-02-2011, 01:01 PM | #11 |
Super Moderator
Join Date: Dec 2004
Posts: 6,313
|
If it was fine before...and now is stumbling, with same tune and boost, then I suspect something like MAF meter just dirty and needs cleaning or possibly the above suggested plugs, wires, etc...
|
Tags |
99 mustang procharged |
|
|