Transmission History by Year - Mitsubishi Endeavor
2004 - 2011: 4-speed automatic (F4A5A) front-wheel drive or AWD; 3.8L V6 AWD: active center differential (ACD) with electromagnetic locking Final year: 2011
Expert Mitsubishi Endeavor transmission service in Chicago. Free computer diagnostic, 2-year / 24,000-mile warranty on rebuilds, all years.
We will contact you as soon as a service member is available by call, text, or email.
2004 - 2011: 4-speed automatic (F4A5A) front-wheel drive or AWD; 3.8L V6 AWD: active center differential (ACD) with electromagnetic locking Final year: 2011
Endeavor F4A5A is a reliable 4-speed with straightforward repair paths. Solenoid testing - individual resistance and function. Fluid condition check with SP-III ATF. Torque converter shudder test. AWD transfer case is diagnosed separately - seal replacement covers most fluid leak issues. Valve body service for shift quality complaints on high-mileage units. Full rebuild is recommended when pressure testing reveals internal clutch pack wear.
Mitsubishi SP-III ATF; approximately 8 quarts; transfer case: Mitsubishi-specified transfer case fluid
Fluid service: same day; solenoid pack: 1 - 2 days; transfer case seal: 1 day; torque converter: 2 - 3 days; full rebuild: 3 - 5 days
Every vehicle needs diagnosis before anyone can promise a repair path. These are the situations we help organize before you decide what to do next.
Tell us when it happens, whether reverse still works, and if warning lights are on. A scan and fluid check come before guessing at a rebuild.
Fluid condition, leak location, and driving distance matter. If the vehicle is slipping badly or overheating, towing may be the safer next step.
A failed solenoid, valve body, converter, or internal clutch problem can lead to very different repair paths. The goal is a clear diagnosis and written estimate.
Yes - the Endeavor with its 3.8L V6 and F4A5A 4-speed was a durable combination. Solenoid wear is the primary failure mode and is a straightforward repair. High-mileage units in good condition are worth maintaining.
Every 30,000 - 45,000 miles with Mitsubishi SP-III ATF. The 3.8L V6 generates more heat than smaller engines, so more frequent changes benefit high-mileage or heavily-used units.
Yes - rebuild kits and solenoid packs are available. The F4A5A is a well-documented transmission with good parts availability despite the Endeavor being discontinued.
Solenoid pack: $550 - 950. Full rebuild: $2,200 - 3,000. Remanufactured unit: $2,700 - 3,900. Fluid service: $89 - 149.
The Endeavor was discontinued after 2011 as Mitsubishi restructured its North American lineup. The Outlander took over as the primary crossover offering. Transmission service for the Endeavor remains fully available.
Same-day appointments available. Honest estimates, no surprises. We've been doing this since 1987.
