C1251 BUICK - Road-Sensing Suspension Indicated Malfunction
Tech notesThis Diagnostic Trouble Code (DTC) is for information only. As an aid to the technician, this DTC indicates that there are no problems in the ABS/TCS system.
C1251 Buick DescriptionThe Continuously Variable Road-Sensing Suspension (CVRSS) calculates normal force and transmits a signal to the Electronic Brake Control Module (EBCM) via two dedicated data lines, one right, and one left. The EBCM supplies the pull up voltage. The EBCM uses this information to detect rough road conditions and allows for more aggressive braking on rough surfaces.
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