Target Audience:
Owners seeking to perform their own maintenance and repairs, independent repair shops
Competitors:
Ford Explorer, Jeep Grand Cherokee, Chevrolet Blazer, Toyota 4Runner, Nissan Pathfinder
Unique Selling Points:
Robust Isuzu drivetrain, available V6 engine, capable AWD system (on select models)
Manual Benefit:
Empowers owners with detailed technical knowledge for DIY repairs and maintenance, saving on labor costs
Engine Systems:
Engine mechanical, lubrication, cooling, fuel injection, ignition, emissions control, turbocharger (if equipped)
Transmission Systems:
Automatic transmission service, diagnosis, and repair
Drivetrain Systems:
Front-wheel drive (FWD), all-wheel drive (AWD) systems, driveshafts, differentials
Suspension Steering:
Front suspension, rear suspension, steering system diagnosis and repair
Brake Systems:
Front and rear brakes, ABS system diagnosis and repair
Electrical Systems:
Wiring diagrams, charging system, starting system, lighting, instrumentation, body control modules, comfort and convenience systems
HVAC Systems:
Heating, ventilation, and air conditioning system diagnosis and repair
Body Chassis:
Body panels, doors, glass, interior trim, frame, chassis components
Maintenance:
Routine maintenance schedules, oil changes, fluid checks, filter replacements
Troubleshooting:
Diagnostic procedures for common and uncommon issues, symptom-based troubleshooting guides
Repair:
Step-by-step repair instructions for all major vehicle components
Rebuild:
Engine and transmission rebuild procedures, component overhaul
Diagnostics:
OBD-II diagnosis, scan tool usage, fault code interpretation, electrical circuit testing
Specifications:
Torque specifications, clearances, fluid capacities, pressure readings
Depth:
Comprehensive, covering basic maintenance to complex component overhauls and diagnostics
Detail Level:
Detailed diagnostic flowcharts, exploded views of components, detailed electrical schematics
Engine Code:
3.5L V6 (6VE1)
Engine Type:
DOHC, V6, naturally aspirated
Displacement:
3.5 Liters (3490 cc)
Horsepower:
215-230 hp @ 5400-5700 rpm (depending on year/tune)
Torque:
230-240 lb-ft @ 3000-3500 rpm (depending on year/tune)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded Gasoline
Bore X Stroke:
93.4 mm x 85.0 mm
Transmission Type:
4-speed Automatic (4L30-E)
Optional Transmission:
None offered in North American market
Drivetrain Options:
Front-Wheel Drive (FWD), All-Wheel Drive (AWD)
Automatic Transmission Fluid:
Dexron-III (or equivalent)
NHTSA Rollover Resistance:
3/5 stars (for 2003 model)
ABS:
Standard Anti-lock Braking System (ABS)
Traction Control:
Available Traction Control System (TCS)
Airbags:
Driver and front passenger airbags, available side-impact airbags
Seat Belts:
3-point front and rear seat belts, pre-tensioners for front belts
Audio System:
AM/FM stereo with CD player, optional cassette and premium audio system
Navigation:
Optional factory navigation system (rare)
Cruise Control:
Standard Cruise Control
Parking Assist:
Rear parking sensors available on some trims
Auxiliary Input:
Not typically available in this era; aftermarket solutions common
Oil Change Interval:
Every 3,750-5,000 miles or 6 months (check manual for specific conditions)
Transmission Fluid Change:
Every 30,000-60,000 miles (refer to manual for severe service)
Spark Plug Replacement:
Approximately 60,000-100,000 miles (depending on spark plug type)
Coolant Flush:
Every 30,000-50,000 miles or 2-3 years
Engine Oil Specification:
API SJ/SL, ILSAC GF-3, SAE 5W-30 or 10W-30 (depending on climate)
Engine Oil Capacity:
5.5 US quarts (with filter)
Coolant Type:
Isuzu Long Life Coolant (or equivalent HOAT - Hybrid Organic Acid Technology)
Common Problem 1:
Intake manifold gasket leaks (can lead to vacuum leaks and rough idling)
Common Problem 2:
Rear main seal leaks
Common Problem 3:
Power steering pump noise or leaks
Common Problem 4:
Transmission solenoid issues (leading to shifting problems)
Common Problem 5:
Catalytic converter failures (though less common than other issues)
Brand Origin:
Isuzu Motors Ltd., Japan
Brand Specialty:
Known for robust diesel engines and commercial vehicles, also produced passenger cars and SUVs
Discontinuation Year:
2004
Platform Basis:
Shared platform with the Honda Passport (first generation) and Acura SLX, but with Isuzu-specific styling and powertrain
Manufacturing Location:
American Isuzu Motors, Inc. (AIM) assembly plant in Lafayette, Indiana, USA
Production Volume:
Limited compared to major competitors, contributing to its niche status