Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Scan Tool Data Definitions

GPS Information - Second Gives second of current time as transmitted by GPS satellites.

GPS Information - Minute Gives current minute as transmitted by GPS satellites.

GPS Information - Hour Gives hour of current time as transmitted by GPS satellites.

GPS Information - Day Gives current day as transmitted by GPS satellites

GPS Information - Month Gives current month as transmitted by GPS satellites.

GPS Information - Year Gives current year as transmitted by GPS satellites.

GPS Information - Latitude Gives current position (N/S) in degrees as calculated from GPS satellite information.

GPS Information - Longitude Gives current position (E/W) in degrees as calculated from GPS satellite information.

Module Information - Component Serial #8 - 11 This is the first partition of the serial number.

Module Information - Component Serial #12 This is the second partition of the serial number.

Module Information - Component Serial #13 - 16 This is the third partition of the serial number.

Module Information - Component Serial # 17 - 18 This is the last partition of the serial number.

Module Information - 3 Watt Transmitter ID This displays the part number for the transmitter.

Module Information - 8-Digit GM Part Number This displays the part number for the VIU.

Module Information - Julian Date Of Build This displays the day of the year the module was built.

Module Information - Master Flash ROM ID This displays the calibration or program revision level used in the Master ROM.

Module Information - PROM ID This displays the 4-digit number of the PROM incorporated into the driver door module (DDM).

Module Information - Year Module Built This displays the 4-digit year of build.

Module Information 2 - Electronic Serial Number This displays the 6-8 digit numeric order in which the module was built.

Module Information 2 - VIU Station ID This displays an alpha-numeric ID of the VIU manufacturing station.

Slave Flash ROM ID This displays the calibration or program revision level used in the Slave ROM.