Rick's Free Auto Repair Advice

Posts Tagged: TCS

Impala C0035, C0040, ABS, TCS

Diagnose and fix Impala C0035, C0040, ABS, TCS GM has issued a service bulletin PIC5992A regarding a C0035, C0040, ABS TCS issue on the vehicles listed below. 2007 – 2013 Chevrolet Impala 2014 – 2016 Chevrolet Impala Limited 2007 – 2008 Pontiac Grand Prix 2007 – 2009 Buick Lacrosse Description of the ABS light on or TCS light on problem You may notice the ABS light on or TCS light when turning. GM has identified a possible wiring harness issue running to the wheel speed sensors. The sensor or wiring … Read More

Why is my ABS TCS light on

How to fix an ABS or TCS light on Many early 2000 model GM vehicles use the Bosch 5.3 ABS TCS unit. If you have an ABS TCS light on with low power, read this post. In addition to ABS, the also controls the traction control. The system watches the wheel speed sensors and if it sees a skid, If so, it operates the ABS. Ttraction control also uses a steering angle sensor a yaw sensor and an accelerometer. The system compares the angle of the steering wheel (the direction … Read More

C0561 traction control code

Fix code C0561 traction control code Code C0561 comes in two forms. C0561-71 System disabled Information stored invalid serial data received C0561-72 System disabled Information stored alive counter incorrect. C codes are considered “chassis” code. This particular code is for GM and relates to the traction control system. The traction control system gets its data from the ABS system. When it detects one wheel spinning faster than the others, or one wheel locking up, it activates the traction control system. Depending on the generation of traction control, the system will … Read More


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