For 1990-2009 cars

Step | Action | Values | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the Instrument Cluster System Check? | -- | Go to Step 2 | Go to Instrument Cluster System Check
2 |

1. Install the scan tool.
2. Select SPECIAL FUNCTIONS from the INSTRUMENT CLUSTER menu.
3. Command the speedometer gauge from 140 mph to 0 mph and then back again.

Does the gauge needle respond when commanded?

--

Go to Step 3

Go to Step 4

3 | Test for ABS DTC C0045. Is a current DTC 0045 set? | -- | Go to A Diagnostic System Check - ABS | Go to Step 5
4 | Replace the instrument cluster. Is the replacement complete? | -- | Go to Instrument Cluster System Check | --
5 | Test the circuit between the Electronic Brake/Traction Control Module (EBTCM) terminal 23 and terminal 23 of the instrument cluster for an open or short to ground. Did you find and repair a circuit problem? | -- | Go to Step 6 | --
6 |

1. Connect all connectors and components that you previously removed.
2. Test the speedometer.

Does the speedometer operate properly?

--

System OK

Go to Step 2