surging 1999 3800 II

[troy1]

any one have a GP that engine surges under med. throttle on take off?

[BNaylor]

Originally Posted by troy1

any one have a GP that engine surges under med. throttle on take off?

How many miles on your GP and do you have any mods?

Lots of possibilities:

Sparks plugs or wires
MAF sensor
ignition coils
CAT convertor
low fuel pressure

Any other symptoms?



Thrasher CAI, DHP v1.0 ECU,
3.25 SC pulley, CAIT GMAF, Hi-Flow CAT,
u-bend delete, 160 TS, TB spacer,
MSD 8.5mm wires, Autolite 104 Spark Plugs,
Goodyear Gatorback Serp. & SC Belt,
Nitto NT555R Drag Radials

[troy1]

73700 miles no mods its got newer ACdelco wires dont know about plugs it has no codes. seems to be more noticalbe when the air is on.

[troy1]

73700 miles no mods its got newer ACdelco wires dont know about plugs it has no codes. seems to be more noticalbe when the air is on. Other than that the car runs perfect!