Test Description
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
The number below refers to the step number on the diagnostic table.
- 3: This step tests if the IPC is able to turn OFF the ABS indicator.
ABS Indicator Always On
| Step | Action | Yes | No |
|---|---|---|---|
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IMPORTANT:
An ECE 13 response may cause the ABS indicator to remain ON when no DTCs are set. It is necessary to verify that ECE 13 is not causing the ABS indicator to remain illuminated, prior to performing this diagnostic. Refer to ABS Description and Operation (8600 GVW or Less) or ABS Description and Operation (Over 8600 GVW) for a complete description of the ECE 13 response.
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| 1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle |
| 2 |
|
Go to Diagnostic Aids | Go to Step 3 |
| 3 |
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Go to Step 5 | Go to Step 4 |
| 4 | Replace the instrument panel cluster (IPC). Refer to Control Module References
for replacement, setup, and programming. Did you complete the replacement? |
Go to Step 6 | - |
| 5 | Replace the electronic brake control module (EBCM). Refer to Control Module References
for replacement, setup, and programming. Did you complete the replacement? |
Go to Step 6 | - |
| 6 |
|
System OK | Go to Step 3 |