So i won't thrust your dealer if i was you.
The V6 have a 6T70 transmission and the I4 have a 6T45.
6T45 :
Type: 6-speed, electronically controlled, automatic overdrive with torque converter clutch, Front-wheel or all-wheel drive applicable.
Maximum Engine power 215 hp
Maximum engine torque: 232 lb-ft (315 Nm)
Engine Range: 1.4L-2.5L
Maximum Gearbox Torque: 277 lb.-ft.
Weight: N/A
Assembly Site: GMDAT (Korea), SGM (China)
6T70 :
Type: 6-speed, electronically controlled, automatic overdrive transmission. Front-wheel or all-wheel drive applicable.
Maximum Engine power 315 hp
Maximum Engine Torque: 280 lb.-ft.
Engine Range: 3.0L-4.0L
Max Gearbox Torque: 462 lb.-ft.
Weight: 224 lbs.
Assembly Site: Warren, Michigan
scottb said:
I don't mean to be jerk or naysayer. But my dealer says it is same and you say it is not....Is there any way to get spec's for each? I would guess they are different part numbers. But that does not mean necessarily that one is more heavy duty then the other.