There are 2 owner-reported steering complaints for the 2003 Isuzu Ascender in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
POWER STEERING LINES FROM THE PUMP (HIGH PRESSURE AND RETURN LINES) ARE CORRODING AND NOW LEAKING. *TR
DT: THE CONSUMER STATED THAT THE POWER STEERING FAILED IN HIS VEHICLE WHILE TURNING THE CORNER IN THE MOUNTAINS. THE POWER WOULD WORK, BUT NOT WHEN HE WOULD SLOW DOWN. THE VEHICLE HAS BEEN TAKEN TO THE DEALERSHIP AND A NEW POWER STEERING PUMP HAS BEEN ORDERED. THEY DID NOT TELL HIM WHY THIS WAS HAPPENING. THIS HAPPENED JUNE 28, 2005. IT HAPPENED APPROXIMATELY 6 TIMES THAT DAY. HE TOOK THE VEHICLE IN THAT DAY, AND HE HAS NOT HAD THE PROBLEM SINCE. THE VEHICLE IS MAKING A WHIRRING NOISE AT THIS TIME. *NM
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Sep 8, 2026