1998 z28 question about traction control??
All years had traction control as an option, but you could get the car without it. If it has traction control, there will be a button right under the center AC vents. Turn off the switch to turn the traction control off. If there's no button there, you don't have traction control.
GU4 = 2.73
GU5 = 3.23
GU6 = 3.42 (m6 only i belive)
2.73's have a door code of GU2, not GU4. also, gears do not dictate whether or not you have traction control.
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GU2 = 2.73
GU4 = 3.23
I believe GU5 was for 3.45 (aussie 9-bolts in 3rd gens).
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). See the black "thing" behind the battery with the 3 cables running to it? That's the traction control module. If your car doesn't have one, you don't have traction control.





