Power Brake Units May Leak Fluid From Hydro-Boost Unit on Cadillac Escalade

Power brake systems using "hydro-boost" may leak power steering fluid from the hydro-boost unit located behind the brake master cylinder. Replacement of the hydro-boost unit is the common repair to correct this concern.

RepairPal Verified
Average mileage: 155,666 (138,000–180,000)
3 model years affected: 1999, 2000, 2005
5 people reported this problem
2 people shared problem details
Slow leak, then leak is more .....hydro boost needs replacement
Start small leak , and gets worse I fix it by changing the hydro boost , I spend around $ 280 on part and about, 2 hours of work
Related Items:
I purchased the car new. Now in shop for routine servicing, oil change, filter, etc.. Dealer ca...
power steering fluid is leaking at power brake assist what can be done about this
The seal on the hydroboost is leaking. I tried using Lucas power steering product. It did not...
Units with 4 wheel disk brakes may develop at situation where the park brake does not hold as...

Related Content