GM Service Manual Online
For 1990-2009 cars only
Table 1: Powertrain - 3.4L
Table 2: Powertrain - 3.6L

Powertrain - 3.4L

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Ignition ON/Engine Idling at Normal Operating Temperature/Vehicle is in Park or Neutral/Cruise On/Off Switch is Turned Off

Cruise Control Active

Engine Data 1

Yes / No

No

Cruise Inhibit Reason

Engine Data 1

1-6

1

Cruise Inhibit Signal Circuit Status

Output Driver Data

Ok/Fault

Ok

Cruise Inhibit Signal Command

Engine Data 1

On / Off

On

Engine Speed

Engine Data 1

RPM

0

Vehicle Speed

Engine Data 1

km/h (mph)

0 km/h (0 mph)

Powertrain - 3.6L

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Ignition ON/Engine Idling at Normal Operating Temperature/Vehicle is in Park or Neutral/Cruise On/Off Switch is Turned Off

Cruise Control Active

Cruise/Traction Data

Yes/No

No

Cruise Disengage (1 - 8) History

Cruise/Traction Data

Last reason for cruise control disengagement

Varies

Cruise Inhibit Reason

Cruise/Traction Data

Varies

OFF

Cruise On/Off Switch

Cruise/Traction Data

On/Off

Off

Cruise Resume/Accel. Switch

Cruise/Traction Data

On/Off

Off

Cruise Set/Coast Switch

Cruise/Traction Data

On/Off

Off

Engine Speed

Cruise/Traction Data

RPM

Varies

Stoplamp Pedal Switch

Cruise/Traction Data

Applied/Released

Released

TCC Brake Pedal Switch

Cruise/Traction Data

Applied/Released

Released

Traction Control Status

Cruise/Traction Data

Active/Inactive

Inactive

Vehicle Speed Sensor

Cruise/Traction Data

km/h (mph)

0