GM Service Manual Online
For 1990-2009 cars only

Range

Engine Start

Mode 1 Reverse

Park/Neutral

Drive

EVT Mode 1

EVT Mode 1 (Engine Off)

1st

2nd

EVT Mode 2

3rd

4th

Power Off Low Default

Power Off High Defzult

CB1-2R Clutch (C1)

--

Applied

--

Applied

Applied

Applied

Applied

--

--

--

Applied

--

C2-3-4 Clutch (C2)

--

--

--

--

--

--

Applied

Applied

Applied

Applied

ON

Applied

CB4 Clutch (C3)

--

--

--

--

--

--

--

--

--

Applied

--

--

C1-3R Clutch (C4)

--

--

--

--

--

Applied

--

--

Applied

--

--

--

Dampener Bypass Clutch

Applied

--

--

--

--

--

--

--

--

--

--

--