Total Complaints
84 filings
ISUZU ASCENDER · model year
84 NHTSA complaints, 4 crash reports, and 1 active recall for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2005ISUZUASCENDER carries 84 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 4 crashes, 1 fire, 1 injury, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2005 ASCENDER is electrical system with 22 filings, followed by fuel system, gasoline (14) and fuel/propulsion system (6). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability. This model year has 1 active recall campaign, which means the manufacturer is obligated to remedy the covered defect at no charge for the life of the vehicle — the full NHTSA campaign numbers are listed below.
NHTSA currently has 5 investigation files overlapping the 2005 ASCENDER. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
Total Complaints
84 filings
Crashes Reported
4 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| ELECTRICAL SYSTEM | 22 |
| FUEL SYSTEM, GASOLINE | 14 |
| FUEL/PROPULSION SYSTEM | 6 |
| ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL | 5 |
| EXTERIOR LIGHTING | 5 |
| AIR BAGS | 5 |
| VEHICLE SPEED CONTROL | 4 |
| AIR BAGS:SIDE/WINDOW | 3 |
| FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM | 3 |
| POWER TRAIN | 3 |
| STEERING | 2 |
| ENGINE AND ENGINE COOLING | 2 |
| TIRES | 1 |
| AIR BAGS:FRONTAL | 1 |
| FUEL SYSTEM, OTHER | 1 |
VISIBILITY:WINDSHIELD
CERTAIN SPORT UTILITY VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 212, 'WINDSHIELD MOUNTING.' THE WINDSHIELD URETHANE BEAD MAY NOT HAVE ADHERED TO THE BODY IN CERTAIN AREAS DURING THE CURE PROCESS.
DRIVING AT NIGHT ON HIGHWAY AND MY EXTERIOR LIGHTS WILL GO COMPLETELY OFF AND ONLY MY HIGH BEAMS WILL COME ON BUT THAT'S IT. THEY'LL COME BACK ON USUALLY WHEN I GET TO WHERE I'M GOING AND PARK THE CAR BUT DRIVING ON THE HIGHWAY AT NIGHT AND ALL OF THE SUDDEN YOUR HEADLIGHTS GO OUT IS EXTREMELY DANGEROUS. ON THREE DIFFERENT OCCASIONS BOTH THE HIGH BEAM AND LOW BEAMS WENT OUT. BUT ON MOST OCCASIONS AND NOW EVERY OCCASION WHILE DRIVING AT NIGHT THE REGULAR LOWBEAM HEADLIGHTS JUST GO OUT RANDOMLY
Mileage: 144,750
DRIVING AT NIGHT ON HIGHWAY AND MY EXTERIOR LIGHTS WILL GO COMPLETELY OFF AND ONLY MY HIGH BEAMS WILL COME ON BUT THAT'S IT. THEY'LL COME BACK ON USUALLY WHEN I GET TO WHERE I'M GOING AND PARK THE CAR BUT DRIVING ON THE HIGHWAY AT NIGHT AND ALL OF THE SUDDEN YOUR HEADLIGHTS GO OUT IS EXTREMELY DANGEROUS. ON THREE DIFFERENT OCCASIONS BOTH THE HIGH BEAM AND LOW BEAMS WENT OUT. BUT ON MOST OCCASIONS AND NOW EVERY OCCASION WHILE DRIVING AT NIGHT THE REGULAR LOWBEAM HEADLIGHTS JUST GO OUT RANDOMLY
Mileage: 144,750
LETTER FROM CONSTITUENT REGARDING AIRBAG IN HIS 2005 ISUZU ASCENDER WENT OFF FOR NO REASON CAUSING PERSONAL INJURIES. *LD THE CONSUMER STATED THE MANUFACTURER AND THE DEALER WERE AWARE OF THE FAILURE, BUT DID NOT OFFER ANY ASSISTANCE. THE VEHICLE WAS INSPECTED, BUT THE CLAIM WAS DENIED DUE TO THE COMPUTER SYSTEM REPORTING A CRASH. *JS *BF
SMOKE IN THE CABIN, BURNING PLASTIC/ELECTRICAL SMELL, ELECTRICAL CONNECTOR FAILURE, BLOWER MOTOR RESISTOR PACK INTERFACE CONNECTOR ELECTRICAL FAILURE ON 2005 ISUZU ASCENDER FIVE (5) PASSENGER VEHICLE
Mileage: 150,000
"ELECTRICAL ISSUE"- ONE NIGHT,I WAS DRIVING MY SUV ON THE HIGHWAY WITH MY MOM AND ALL OF A SUDDEN ALL OF THE LIGHTS INSIDE AND OUT (ALL INTERIOR AND EXTERIOR) WENT OFF. WE WERE DRIVING ALONG WITH NO LIGHTS. THE NEXT DAY WE NOTICED THE CLUSTER PANEL STOPPED WORKING AS WELL. ALL OF THE GAUGES EXCEPT FOR THE GAS GAUGE STOPPED WORKING. ISUZU WENT OUT OF BUSINESS HERE IS MEMPHIS A FEW YEARS BEFORE THIS HAPPENED.
"ELECTRICAL ISSUE"- ONE NIGHT,I WAS DRIVING MY SUV ON THE HIGHWAY WITH MY MOM AND ALL OF A SUDDEN ALL OF THE LIGHTS INSIDE AND OUT (ALL INTERIOR AND EXTERIOR) WENT OFF. WE WERE DRIVING ALONG WITH NO LIGHTS. THE NEXT DAY WE NOTICED THE CLUSTER PANEL STOPPED WORKING AS WELL. ALL OF THE GAUGES EXCEPT FOR THE GAS GAUGE STOPPED WORKING. ISUZU WENT OUT OF BUSINESS HERE IS MEMPHIS A FEW YEARS BEFORE THIS HAPPENED.
TL* THE CONTACT OWNS A 2005 ISUZU ASCENDER. WHILE DRIVING VARIOUS SPEEDS, THE VEHICLE MADE A LOUD ABNORMAL NOISE UNDERNEATH THE HOOD OF THE VEHICLE. THE WIRES ON THE DRIVER SIDE HEADLIGHTS MELTED. THE CONTACT TOOK THE VEHICLE TO A CERTIFIED MECHANIC WHO DIAGNOSED THAT THE INTAKE MANIFOLD GASKET WAS FRACTURED AND THE HEADLIGHTS FAILED, ALL OF WHICH NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED A TOTAL OF THREE TIMES FOR THE INTAKE MANIFOLD GASKET AND TWICE FOR THE HEADLIGHTS WITHIN THE PAST THREE YEARS; HOWEVER, THE FAILURE RECURRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN.
TL* THE CONTACT OWNS A 2005 ISUZU ASCENDER. WHILE DRIVING VARIOUS SPEEDS, THE VEHICLE MADE A LOUD ABNORMAL NOISE UNDERNEATH THE HOOD OF THE VEHICLE. THE WIRES ON THE DRIVER SIDE HEADLIGHTS MELTED. THE CONTACT TOOK THE VEHICLE TO A CERTIFIED MECHANIC WHO DIAGNOSED THAT THE INTAKE MANIFOLD GASKET WAS FRACTURED AND THE HEADLIGHTS FAILED, ALL OF WHICH NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED A TOTAL OF THREE TIMES FOR THE INTAKE MANIFOLD GASKET AND TWICE FOR THE HEADLIGHTS WITHIN THE PAST THREE YEARS; HOWEVER, THE FAILURE RECURRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN.
THE LIGHTS GO OFF WHILE DRIVING AT NIGHT. IT IS THE SAME PROBLEM AS WITH THE ASCENDER 2006-2008 RECALL, BUT DOES NOT INCLUDE THE 2005. THE HDM HAS GONE OUT. IT HAS HAPPENED SEVERAL TIMES IN THE PAST 4 MONTHS ONLY TO GO OUT AND NOT COME BACK ON THIS LAST TIME 03/01/2016. I SHOULD NOT HAVE TO PAY TO HAVE IT REPLACED. I NOTICED ON THE INTERNET THAT OTHER PEOPLE HAVE HAD THE SAME PROBLEM WITH THE CAR PRIOR TO 2006 MODEL. THEY SHOULD COVER THE COST ON THIS CAR SINCE IT IS THE EXACT SAME PROBLEM AS THE RECALL 14V755000 11/26/2014 AND SECOND NOTICE OF RECALL 08/18/2015. THE 2005 MODEL SHOULD BE INCLUDED.
Mileage: 70,000
FUEL GAGE FLUXUATES READING EMPTY WHEN FULL AT START UP AND AT SPEED.
Mileage: 54,000
I WAS DRIVING OUR CAR ( 2005 ISUZU ASCENDER), HAVING JUST EXITED THE HIGHWAY I WAS ONLY GOING AROUND 5- 8 MPH WHEN OUT OF NO WHERE AND WITH NO REASON THE SIDE, AND REAR AIRBAGS UNEXPECTEDLY DEPLOYOED. THERE WAS NO REASON FOR THEM TO HAVE DEPLOYED, NO ACCIDENT, IMPACT, BUMPS OR ANYTHING. ONE MINUTE EVERYTHING WAS FINE THE NEXT THERE WAS A LOUD SOUND AND THE CABIN FILLED WITH AIRBAGS AND A HORRIBLE SMELL THANKFULLY MY CHILDREN WERE NOT IN THE CAR BECAUSE THE WAY THEY EXPLODED IT WOULD HAVE SURELY CAUSED THEM PHYSICAL HARM. UPON THE AIRBAGS UNEXPECTEDLY DEPLOYING THE SEATBELTS LOCKED UP COMPLETELY.
Mileage: 149,671
VEHICLE'S REAR AIRBAGS DEPLOYED WITH OUT ANY CAUSE. I WAS DRIVING APROX. 5-8 MPH TURNING INTO A PARKING LOT AND OUT OF NOWHERE THE VEHICLES AIR BAGS DEPLOYED WITHOUT ANY WARNING. UPON THE AIRBAGS DEPLOYING THE SEATBELTS LOCKED UP COMPLETELY.
Mileage: 149,671
TL* THE CONTACT OWNS A 2005 ISUZU ASCENDER. THE CONTACT STATED THE INSTRUMENT PANEL BECAME INOPERABLE. THE CONTACT MENTIONED THAT THE HORN WOULD COME ON INTERMITTENTLY. ALSO, THE CONTACT STATED THAT THE DRIVERS SIDE WINDOW GLASS FELL INSIDE THE VEHICLE AND FRACTURED. IN ADDITION, THE CONTACT MENTIONED THAT IT WAS DIFFICULT TO SHIFT GEARS. THE VEHICLE WAS NOT TAKEN TO A DEALER. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 50,000.
Mileage: 50,000
TL* THE CONTACT OWNS A 2005 ISUZU ASCENDER. THE CONTACT STATED THE INSTRUMENT PANEL BECAME INOPERABLE. THE CONTACT MENTIONED THAT THE HORN WOULD COME ON INTERMITTENTLY. ALSO, THE CONTACT STATED THAT THE DRIVERS SIDE WINDOW GLASS FELL INSIDE THE VEHICLE AND FRACTURED. IN ADDITION, THE CONTACT MENTIONED THAT IT WAS DIFFICULT TO SHIFT GEARS. THE VEHICLE WAS NOT TAKEN TO A DEALER. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 50,000.
Mileage: 50,000
TL* THE CONTACT OWNS A 2005 ISUZU ASCENDER. THE CONTACT STATED THE INSTRUMENT PANEL BECAME INOPERABLE. THE CONTACT MENTIONED THAT THE HORN WOULD COME ON INTERMITTENTLY. ALSO, THE CONTACT STATED THAT THE DRIVERS SIDE WINDOW GLASS FELL INSIDE THE VEHICLE AND FRACTURED. IN ADDITION, THE CONTACT MENTIONED THAT IT WAS DIFFICULT TO SHIFT GEARS. THE VEHICLE WAS NOT TAKEN TO A DEALER. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 50,000.
Mileage: 50,000
VEHICLE SUDDENLY 'SHUTTERED' AT 65MPH ON THE TOLLWAY AND THE INSTRUMENT PANEL FAILED COMPLETELY, INDICATING BRAKE SYSTEM FAILURE. CONCURRENTLY, INDICATOR LIGHT FOR REAR DRIVE TRAIN ALSO SHOWING FAILURE. UNSURE IF THESE ISSUES WERE RELATED OR COINCIDENTAL. DIAGNOSTICS/TESTING BY MECHANIC RESULTED IN REPLACEMENT OF SEVERAL ELECTRICAL SYSTEM PARTS, INCLUDING A/C DELCO TRANS SELECTOR SWITCH; A/C DELCO SPEED SENSOR; A/C DELCO IGNITION SWITCH, AND REPAIR OF 4-WHEEL DRIVE ENGINE HARNESS, TOTALING EXPENSE OF $808.37. SINCE REPAIR, NO FURTHER INCIDENT HAS OCCURRED WITH THESE COMPONENTS. WHILE IT IS CLEAR THAT WOULD SEEM RELATED TO GM IGNITION SWITCH RECALL, THERE IS NO PUBLISHED INDICATION THAT GM SUV'S PRODUCED UNDER THE ISUZU NAME-PLATE HAVE BEEN INCLUDED IN THE RECALL, AS THEY SHOULD BE. *TR
Mileage: 70,000
VEHICLE SUDDENLY 'SHUTTERED' AT 65MPH ON THE TOLLWAY AND THE INSTRUMENT PANEL FAILED COMPLETELY, INDICATING BRAKE SYSTEM FAILURE. CONCURRENTLY, INDICATOR LIGHT FOR REAR DRIVE TRAIN ALSO SHOWING FAILURE. UNSURE IF THESE ISSUES WERE RELATED OR COINCIDENTAL. DIAGNOSTICS/TESTING BY MECHANIC RESULTED IN REPLACEMENT OF SEVERAL ELECTRICAL SYSTEM PARTS, INCLUDING A/C DELCO TRANS SELECTOR SWITCH; A/C DELCO SPEED SENSOR; A/C DELCO IGNITION SWITCH, AND REPAIR OF 4-WHEEL DRIVE ENGINE HARNESS, TOTALING EXPENSE OF $808.37. SINCE REPAIR, NO FURTHER INCIDENT HAS OCCURRED WITH THESE COMPONENTS. WHILE IT IS CLEAR THAT WOULD SEEM RELATED TO GM IGNITION SWITCH RECALL, THERE IS NO PUBLISHED INDICATION THAT GM SUV'S PRODUCED UNDER THE ISUZU NAME-PLATE HAVE BEEN INCLUDED IN THE RECALL, AS THEY SHOULD BE. *TR
Mileage: 70,000
TL* THE CONTACT OWNS A 2005 ISUZU ASCENDER. THE CONTACT STATED WHILE HE WAS DRIVING OUT OF HIS DRIVEWAY AT 2 MPH HE NOTICED SMOKE COMING FROM BOTH THE FRONT AND REAR DRIVER'S SIDE POWER WINDOW SWITCHES WHICH IMMEDIATELY FAILED TO FUNCTION. THE FAILURE WAS NOT DIAGNOSED NOR WAS THE VEHICLE REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 104,000.
Mileage: 104,000
TL * THE CONTACT OWNS A 2005 ISUZU ASCENDER. WHILE DRIVING APPROXIMATELY 60 MPH, ALL OF THE INSTRUMENT PANEL GAUGES FAILED EXCEPT FOR THE TEMPERATURE AND RPM GAUGES. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 90,000.
Mileage: 90,000
MY CAR RUNS FINE BUT FOR SOME REASON MY INSTRUMENT PANEL IS ERRATIC OR DOESN'T WORK AT ALL, MY SPEEDOMETER FLUCTUATES, THE RPM, OIL AND GAS LEVEL GAUGES DO NOT WORK AT ALL. *TR
Mileage: 57,377
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.