lights, speedometer and brakes???? - The 1947 - Present Chevrolet & GMC Truck Message Board Network

karlbenz · 09-01-2016, 08:28 AM

My service engine soon light and anti lock brake lights are on. when this happens my speedometer works intermittently and sometimes my brake act up. speed sensor??

rickpilgrim · 09-01-2016, 10:58 AM

Speedometer sensor malfunctioning would give you check engine light for sure but I don't know if the abs is tied into that sensor for the rear wheels. Either way I would check and repair the speedometer sensor and wiring first and see if that does it.

09-01-2016, 08:28 AM	#1
karlbenz Registered User Join Date: Nov 2008 Location: kannapolis, nc Posts: 571	lights, speedometer and brakes???? My service engine soon light and anti lock brake lights are on. when this happens my speedometer works intermittently and sometimes my brake act up. speed sensor?? __________________ 2000 c3500 utility bed 7.4l 5sp manual old body style. Cab and chassis 1964 GMC K10 383cu in/sm465/twin stick np205 1965 Chevy C60 1990 Chevy Bus 8.2l fuel pincher 8800 miles 1993 Ford F350 crewcab 7.3idi nonturbo ZF5 Transmission Running on WMO

09-01-2016, 10:58 AM	#2
rickpilgrim Registered User Join Date: Apr 2011 Location: Wausau, WI Posts: 591	Re: lights, speedometer and brakes???? Speedometer sensor malfunctioning would give you check engine light for sure but I don't know if the abs is tied into that sensor for the rear wheels. Either way I would check and repair the speedometer sensor and wiring first and see if that does it.

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