[A.S.A.T.]

Оставлю тут чтобы не потерялось.

Вот про американские машины:
FLUID RECOMMENDATIONS
When adding fluid or making a complete fluid change, always use GM P/N 1050017, 1052884, power steering fluid or equivalent. DO NOT use automatic transmission fluid. Failure to use the proper fluid may cause hose and seal damage and fluid leaks.

это касается 3-4 Гранда:
Power steering fluid 1 quart Mopar® Hydraulic fluid/Power steering fluid p/n 5142893AA
(CAUTION: DO NOT use ATF+4 transmission fluid or other types of power steering fluids when servicing or topping-off the 2005-2010 Grand Cherokee power steering / hydraulic system. Damage to the power steering / hydraulic system can occur if the wrong hydraulic / power steering fluid is used.