GM Service Manual Online
For 1990-2009 cars only

Range

D432

Neutral

Reverse

P

Gear

1

1

2

2

3

3

4

5

--

R

--

Engine Braking

*No

Yes

*No

Yes

*No

Yes

Yes

Yes

--

Yes

--

Direct Clutch

--

--

--

--

--

--

A

A

--

--

--

Coast Clutch

A

A

A

A

A

A

A

--

--

--

--

Reverse Clutch

--

--

--

--

--

--

--

--

--

A

--

Forward Clutch

A

A

A

A

A

A

A

A

--

--

--

Forward Clutch Sprag

LD

LD

LD

LD

LD

LD

LD

--

--

--

--

Over-Drive Clutch

--

--

--

--

--

A

--

A

--

--

--

Intermediate Clutch Sprag

--

--

--

--

LD

LD

--

--

--

--

--

Intermediate Clutch

--

--

--

--

A

A

A

A

--

--

--

Low Clutch Sprag

LD

LD

--

--

--

--

--

--

--

--

--

Low and Reverse Clutch

--

A

--

--

--

--

--

--

--

A

--

Second Clutch

--

--

A

A

A

A

A

A

--

--

--

Second Clutch Sprag

--

--

LD

LD

--

--

--

--

--

--

--

Second Coast Clutch

--

--

--

A

--

--

--

--

--

--

--

  • A = Applied
  • LD = Locked in Drive

* Engine Braking is electronically controlled by the TCM, and is available as calibrated for each model and application.