GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2007 🢒 Avalanche - 4WD 🢒 Transmission/Transaxle 🢒 Shift Lock Control 🢒 Scan Tool Data List
Table 1: Body Control Module (BCM)
Table 2: Engine Control Module (ECM)
Table 3: Transmission Control Module (TCM) 4.8L, 5.3L and 6.0L
Table 4: Transmission Control Module (TCM) 6.2L

Body Control Module (BCM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. Brake pedal released.

Battery Voltage

BCM, Data Display, Charging Info

Volts

12.9 Volts

Shift Lock Solenoid Command

BCM, Data Display, Outputs

ON/OFF

OFF

Engine Control Module (ECM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. Brake pedal released.

BPP Circuit Signal

ECM, Electrical/Theft Data

Applied/Released

Released

Transmission Control Module (TCM) 4.8L, 5.3L and 6.0L

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. Brake pedal released.

TR Sw.

Transmission Data

Park, Reverse, Neutral, Drive 5, Drive 4, Drive 3, Drive 2, Drive 

Park

Transmission Control Module (TCM) 6.2L

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. Brake pedal released.

IMS

Transmission Data

Invalid, Drive 2, Reverse\Neutral, Neutral, Drive 6, Neutral\Drive 6, Park, Drive 3, Reverse, Park\Reverse, Drive 4

Park