Have you heard of BLUEDRIVER bluetooth scan tool? Awsome tool.
https://www.bluedriver.com/products/bluedriver-scan-tool
Check for codes that may be stored and not being displayd. BD can tell how many miles/km since codes where cleared the last. Check and map live data while you are test driving...
I had intermittent stabilitrac and TC lights as you describe on my 07 Tahoe for almost 1-1/2 years before it stayed on steady.
Knew someone with HP tuner, so we hooked up and went for a drive. Turned out to be a rear AXLE/wheel sensor was not working. Purchased one and solved the problem.
Here in southern Ontario salt is our worst enemy. A few of the best pray lubricants that actually combat rust and corrosion are Lloyds AD3000, Fluid film 3300, CRC sp400, Rust Check.
My choice is Fluid film...
Does anyone know the routing for the Park assist from the back to the front. I've had the bumper cover off, removed the harness and sensors at the back. No continuity issues there.
Does the line have other connection points like under seats or ?????
a routing diagram would be helpful.
Thanks
07...
Had an intermittent stabilitrac message and ABS light for quite some time,until it finally was always there. No drive issues. A friend has HP Tuner program so we hooked up and gathered the stock Programming and ERROR code. C0045, left rear wheel speed sensor.
Ordered an AC Delco unit from...
Jack it up front then back and see how difficult it is to turn the wheels by hand in the forward direction. Do you use your E brake all the time? May have a cable that is corroded or sticking.
I have done analysis on two personal vehicles to get a benchmark for the oil im using and the change interval.
Amsoil XL at 15000- 18000 km on a 2.4L Malibu and a 5.3 Tahoe.
Using the prepaid kit from Amsoil and an independent lab. Results are good even at the 18000 Km mark.
Very satisfied.
New B Master arrived this morning . AC Delco(Bosch) Oem from amazon.
Bench bled, then installed. Pulled all 3 ABS fuses. Bled system (short pedal pumps) with the aid of a one way valve from an old Kurig. Up and running like a good thing!
Still curious how the master comes apart. Any Ideas...
Bleeders are up.
New AC delco master on order. Hope to have by the weekend.
Hoses are in good condition. no swelling.
I've done brakes for 40+ years and this one takes the cake.
Still prefer the older systems without without ABS!
Have equipment I can do a vacuum bleed, if no one around
bench test OEM Bosch unit:
With the master purged of fluid:
Finger held over furthermost line port and depressing the plunger then releasing the finger one hears that plunger move ahead by the spring pressure as if the rear was getting pedal pressure.
Holding finger over front closest to...
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