Poor acceleration; engine revs up abnormally high when starting off in D, S, and R; stall speed low (A/T)

Poor acceleration; engine revs up abnormally high when starting off in D, S, and R; stall speed low

Probable cause(s)

	Engine output low
	Torque converter clutch piston defective

Notes

	Check the stall speed.
	Replace the torque converter.
	Check the engine control system.