2004 Isuzu Ascender Transmission and drivetrain Problems
- Complaints
- 2about this part
- Share
- 3%of 64 total for the year
- Median mileage
- 70,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the transmission and drivetrain of the 2004 Isuzu Ascender, 3% of the 64 complaints for this model year. Where a mileage was given, the median is 70,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The contact owns a 2004 Isuzu Ascender. After stopping the vehicle, the contact was unable to shift gears and the ignition key failed to remove from the ignition. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure. The failure mileage was 70,000.”
NHTSA complaint #10824522, filed 2016-02, 70,000 milesRelated service bulletins
- 10112600Nov 26, 2012This Preliminary Information communication provides information to the technician with the axel setup information from American Axle Manufacturing. Technician should be advised…
- 10023643Dec 1, 2007Erratic speedometer operation or speedometer needle shakes above 60 mph.
- 10022634Jun 1, 2007Information on 2-3 up-shift or 3-2 downshift clunk noise is heard.
- 10021012Oct 1, 2006Diagnostic trouble code (dtc) p0757 set, malfunction indicator lamp (mil) illuminated, poor performance of transmission, transmission slipping.
- 10020343Jul 1, 2006Information regarding automatic transmission shift lock control function.
- 10016406Apr 1, 2006Service 4wd light illuminated, diagnostic trouble code (dtc) c0374 set.
- 10019792Mar 1, 2006Diagnostic tips for automatic transmission dtc p0756.
- 10018842Dec 1, 2005Diagnostic trouble code (dtc) p0757 set, malfunction indicator lamp (mil) illuminated, poor performance of transmission, transmission slipping.
- 10018686Nov 1, 2005Malfunction indicator lamp (mil) on, transmission stuck in second or third gear, instrument cluster inoperative (verify and repair source of voltage loss in transmission solenoid…
- 10018682Nov 1, 20054l60 automatic transmission diagnostic information on harsh 1-2 upshift.
Transmission and drivetrain: other model years
Other parts of the 2004 Isuzu Ascender
34 complaintsFuel system
17 complaintsExterior lighting
6 complaintsEngine
4 complaintsVisibility (wipers, defrost, mirrors)
4 complaintsBrakes
3 complaintsSeat belts
3 complaintsEngine cooling
2 complaintsBody and structure
2 complaintsTires
2 complaintsAir bags
1 complaintsEquipment
1 complaints
← All problems reported for the 2004 Isuzu Ascender
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology