GMC P1574: Stoplamp Switch Circuit
Is your scanner showing GMC P1574?
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GMC P1574: Stoplamp Switch Circuit
OVERVIEWWhat Does The GMC P1574 Code Mean?
Traction control and antilock brake systems have not failed. Traction control and antilock brake systems are not active. Non-drive wheel speed goes above 20 mph and then doesn’t go be.
DTC P1574 indicates the stoplamp switch signal to the EBCM or the EBCM’s ability to send the stop lamp switch signal to the PCM has failed. Refer to ABS/TCS DTC’s for diagnosis of the stoplamp switch signal and the EBCM.
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> ACDelco GM Original Equipment 20896914 Electronic Brake and Traction Control Module with 4 Bolts
>>> GM Genuine Brake Light Switch
>>> GMC Brake Stop Light Lamp Switch
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
Technical Service Bulletin PIP5094 for P1574 – General Motors
