Three problems related to power steering fluid have been reported for the 2006 GMC Envoy. The most recently reported issues are listed below.
Leaking transmission fluid; vehicle stalls while driving; and leaks from inside windows onto electrical power switches and floor boars on both driver''s side and passenger side doors.
Power steering went out while driving. Pulled off the road and saw underneath vehicle was leaking fluid. Checked power steering fluid, was low so added more and babied vehicle home. After some investigating underneath vehicle, found a crack in a line that goes to the rack and pinion. Replaced the line for $200. Began to drive vehicle again, vehicle was acting normally. Then, 3 weeks later same exact thing happened. Was driving, power steering went out, pulled off the road and fluid was leaking from the exact same spot.
Power steering high pressure pneumatic pipe rusted through at clamp. All the power steering fluid leaked out into the front driver side wheel well. Steering pump made a super loud noise.
| Steering problems | |
| Power Steering Fluid problems |