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2004 Isuzu Ascender LS 7P 4WD

The 2004 Isuzu Ascender LS 7P 4WD is a 275-hp 4.2-liter inline-6 with a 4-speed automatic and four-wheel drive. It starts at $35,747 MSRP and is rated at 16 mpg combined.

It makes 275 horsepower at 6,000 rpm and 275 lb-ft of torque at 3600 rpm. EPA fuel-economy estimates are 14 mpg city and 19 mpg highway (16 mpg combined).

The Ascender measures 207.6 inches long on a 129.0-inch wheelbase and has a curb weight of 4,790 lb.

Spec Value
Vehicle
Body TypeSUV
PowertrainGas
Price
MSRP$35,747 ($61,502 *)
Engine
Engine Type4.2-liter DOHC 24-valve I6
Displacement4.2 L
Horsepower275 hp @ 6,000 rpm
Torque275 lb-ft @ 3600 rpm
ValvetrainDOHC, 24-valve
Injection TypeFuel injection
Drivetrain
Drive Type4WD
Transmission
Transmission4-speed automatic
Fuel Economy
City14 MPG
Highway19 MPG
Combined16 MPG
Tank Capacity25 gal
Tires & Wheels
Wheels Front17"
Wheels Rear17"
Tires FrontP245/65R17
Tires RearP245/65R17
Dimensions & Weight
Length207.6 in
Width76.1 in
Height75.5 in
Wheelbase129 in
Ground Clearance8 in
Curb Weight4,790 lbs
Interior
Headroom Front40.2 in
Headroom Rear39.6 in
Legroom Front43.1 in
Legroom Rear37.5 in
Shoulder Room Front58.5 in
Shoulder Room Rear58.4 in
Hip Room Front55.5 in
Hip Room Rear55.5 in
* Amount adjusted for inflation to 2026 dollars

Safety & Recalls

NCAP safety ratings

Overall Not rated
Frontal crash Not rated
Frontal – driver ★★★★★
Frontal – passenger ★★★★★
Side crash Not rated
Rollover ★★★★★ (19.1 % risk)
Tested variant: 2004 Isuzu Ascender 5 4-DR.
Other tested variants (1)
  • 2004 Isuzu Ascender 5 4-DR. w/SAB: overall not rated

Recalls

1 recall on file with NHTSA for the 2004 Isuzu ASCENDER. Not every recall applies to every trim or VIN — check yours at nhtsa.gov/recalls.

May 5, 2005 · EXTERIOR LIGHTING:TURN SIGNAL

ON CERTAIN TRUCKS AND SPORT UTILITY VEHICLES, THE DRIVER WISHING TO SIGNAL A TURN BY MOVING THE DIRECTIONAL SIGNAL LEVER, (UP OR DOWN) MAY CAUSE THE FRONT MARKER/TURN LIGHTS AND REAR TURN LIGHTS TO FLASH IN A MANNER SIMILAR TO HAZARD WARNING, RATHER THAN FLASHING ON THE DESIRED SIDE ONLY.

Consequence: THE DRIVER MAY NOT BE ABLE TO CLEARLY SIGNAL THEIR INTENTIONS TO TURN, CHANGE TRAVEL LANES, OR POTENTIALLY WARN OTHERS OF AN IMPAIRED VEHICLE OPERATING CONDITION INCREASING THE RISK OF A CRASH.

Remedy: DEALERS WILL REPLACE THE SUSPECT FLASHER MODULES WITH A NEW FLASHER MODULE DESIGNED WITH SEALED RELAYS AND MORE DURABLE CONTACT MATERIAL INSIDE OF THE RELAYS FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 4, 2005. ISUZU BEGAN MAILING OWNER LETTERS ON AUGUST 4, 2005. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, ISUZU AT 1-800-255-6727, BUICK AT 1-866-608-8080, AND OLDSMOBILE AT 1-800-630-6537.

NHTSA campaign 05V198000

64 owner complaints to NHTSA for the 2004 Isuzu ASCENDER

Owner Complaints

64 owner complaints filed with NHTSA for the 2004 Isuzu ASCENDER (2 a fire). See all on nhtsa.gov

Most-cited areas
Electrical System34
Fuel System10
Gasoline8
Fuel/Propulsion System7
Exterior Lighting6
Engine4
A complaint can cite more than one area.
Most recent complaints
Jan 6, 2018 · Electrical System
“THE GAUGE CLUSTER IS MALFUNCTIONING”
May 5, 2017 · Exterior Lighting
“THE LOW BEAMS ON MY HEADLIGHTS WILL GO OUT WITHOUT WARNING WHILE DRIVING AT NIGHT. MY DAYTIME RUNNING LIGHTS ALSO WILL TURN OFF WITHOUT WARNING AND TURN BACK ON BUT THIS IS NOT AS MUCH OF A SAFETY…”
Dec 16, 2016 · Engine
“TL* THE CONTACT OWNS A 2004 ISUZU ASCENDER. WHILE DRIVING APPROXIMATELY 60 MPH, THE VEHICLE DECELERATED WITHOUT WARNING. THE FAILURE OCCURRED NUMEROUS TIMES. THE VEHICLE WAS TAKEN TO AN INDEPENDENT…”
Jul 7, 2016 · Fuel/Propulsion System
“RECALL HAS BEEN ISSUED ON FAULTY GAS TANK. HAD CAR INSPECTED BY ISUZU FACILITY 2/4/16 AND NEW PART(S) ORDERED. CANNOT GET ANY INFORMATION AS TO WHEN PART WILL BE IN AND MY CAR REPAIRED. IN THE…”
Apr 29, 2016 · Electrical System, Service Brakes
“WHILE DRIVING MY CARS BRAKELIGHT CAME ON AND THE CAR STARTED TO ACCELERATE FASTER AND FASTER. PULLLED OVER AS SOON AS I COULD AND STOPPED THE CAR AND TURNED THE ENGINE OFF. THE CHECK GAUGES WARNING…”

Complaints are unverified reports submitted to NHTSA by owners. They cover the whole model year, not a specific trim, and a count alone doesn't show how common a problem is.

Source: US National Highway Traffic Safety Administration (nhtsa.gov), matched as 2004 ISUZU ASCENDER. US-market vehicles only; data cached for up to 7 days.

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