Isuzu

Ascender 5 (2005)

2005 · Compact Sedan · 1 engine
Best Engine ⚠️ Caution (3.3)
17 NHTSA Complaints
1 Recalls
0 Fire Reports
1 Crash Reports
View all 2 generations of the Isuzu Ascender 5 → 📋 Inspection checklist

NHTSA Safety Ratings About NHTSA ratings

Overall Not Rated
Frontal Crash
Side Crash
Rollover
4/5 (19.1% risk)
ESC: No FCW: No LDW: No

Engine Reliability Ratings

Isuzu Ascender 5 Unidentified Engine

⚠️ Caution (3.3)
16 complaints 16.0 per year
View details

Complaint Breakdown

fuel system
8
electrical
6
engine
2
cooling
2
safety systems
2

Known Issues

Fuel System Issues (8 complaints)
Electrical System Issues (6 complaints)
Engine Issues (2 complaints)
Show 1 additional engine variant with limited data
These engines appear in fewer than 10 owner complaints and aren't included in the main ratings above. Low counts can mean a genuinely clean record, but they can also reflect VIN-decode anomalies in NHTSA data. Treat as informational, not as a confident rating.

LK5

2.8L 4-cyl
Recommended (4.8)
1 complaint 1.0 per year
View details

Complaint Breakdown

electrical
1
exterior
1

Known Issues

Electrical System Issues (1 complaints)
Exterior Issues (1 complaints)

Vehicle-Level Issues

These issues affect the Isuzu Ascender 5 regardless of engine variant.

Fuel System Issues (8 complaints)
fuel_system cosmetic
Electrical System Issues (7 complaints)
electrical cosmetic

Recalls (1)

05V035000Mar 1, 2005serious
Visibility

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.

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Alternatives in Compact Sedan

Frequently Asked Questions

What are the most common 2005-2005 Isuzu Ascender 5 problems?

The 2005-2005 Isuzu Ascender 5 has accumulated 17 NHTSA complaints. The most frequently reported problem areas are Fuel System, Electrical System, Engine. As with any used vehicle, an inspection before buying and a vehicle history report are recommended.

Which Isuzu Ascender 5 engine is most reliable?

The 2005-2005 Isuzu Ascender 5 was offered with 2 engine options. Based on NHTSA complaint data, the 2.8L 4-cyl has the lowest complaint density and is considered the most reliable choice for buyers.

Is the 2005-2005 Isuzu Ascender 5 a good used car?

The 2005-2005 Isuzu Ascender 5 can be a sound used car depending on trim, mileage, and maintenance history. With 17 total NHTSA complaints on record, prospective buyers should review the known problem areas and check for open recalls before buying.

How many NHTSA complaints does the 2005-2005 Isuzu Ascender 5 have?

The 2005-2005 Isuzu Ascender 5 has 17 complaints filed with NHTSA as of our latest data pull. Complaint counts reflect owner-reported issues and do not necessarily indicate defects or safety risks on their own.

What recalls affect the 2005-2005 Isuzu Ascender 5?

There is 1 NHTSA recall affecting some 2005-2005 Isuzu Ascender 5 vehicles. Recall status varies by VIN — check the NHTSA recall database at recalls.nhtsa.dot.gov with your specific VIN to confirm which campaigns apply.

What should I check before buying a used Isuzu Ascender 5?

Before buying a used Isuzu Ascender 5, verify all open recalls are completed via the NHTSA VIN lookup tool. Pay particular attention to Fuel System, Electrical System, Engine, which are the most commonly reported problem areas. Request maintenance records, have an independent mechanic inspect the vehicle, and run a vehicle history report to check for prior accidents or title issues.

What are the NHTSA crash test ratings for the Ascender 5?

The 2005 Isuzu Ascender 5 received an overall N/A-star safety rating from NHTSA. Frontal crash: N/A stars. Side crash: N/A stars. Rollover: 4 stars (19.1% rollover probability). Electronic Stability Control: No. Forward Collision Warning: No. Lane Departure Warning: No. These ratings are based on standardized crash tests conducted by the National Highway Traffic Safety Administration.

Data from NHTSA federal complaints database. 17 complaints analyzed. Data confidence: low. Last updated: 2026-05-23.

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