Ran a diagnostic computer check and founf Code C1233 (RF wheel speed sensor open or shorted). Sounds a lot like a "bad ABS wiring harness". How difficult is it to replace the wiring harness, i.e., how far back to the engine assembly does the wiring harness extend from the RF wheel hub assembly ??
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2003 Oldsmobile Alero Question: ABS Wiring Harness
Answer #1Visitor, August 12, 2010, 09:15
a new front hub will remedy this problem. I have had the same code and problem. Wheel speed sensor is built into the hub and it cannot be replaced. The sensor has 2 wires that plug into a harness kind of inside the rotor area. The hub change is not hard if your mechanically inclined