The 2000 Ford Contour, particularly with the 2.5L V6 Duratec, is notorious for catastrophic automatic transmission failures and head gasket issues. The platform shares components with the European Mondeo but suffers from cost-cutting that shows up around 80,000-100,000 miles.
CD4E Automatic Transmission Failure (2.5L V6)
Common · high severityTypical onset: 80,000-120,000 mi
Symptoms: Harsh 2-3 shift or slipping between gears under acceleration, No movement in forward gears but reverse works, Burnt transmission fluid smell, metal shavings in pan, Complete loss of drive with no warning
Fix: CD4E transmission is known for forward clutch pack and overdrive band failures. Requires transmission rebuild or replacement. 8-12 hours labor for R&R plus rebuild time. Used transmissions often fail quickly due to same design flaws. Internal oil cooler in radiator can cross-contaminate coolant and ATF, destroying both systems.
Estimated cost: $2,200-3,800
2.5L V6 Head Gasket Failure
Common · high severityTypical onset: 90,000-130,000 mi
Symptoms: White smoke from exhaust on cold start, Coolant loss with no visible leaks, Overheating under load or at highway speeds, Milky oil on dipstick or oil cap, Misfires and rough idle when warmed up
Fix: The Duratec V6 blows head gaskets between cylinders or into coolant passages. Both heads typically need resurfacing. Includes timing components, water pump while in there. 14-18 hours labor. Often find warped heads requiring machine work.
Estimated cost: $2,800-4,200
Transmission Oil Cooler Cross-Contamination
Occasional · high severityTypical onset: 70,000-110,000 mi
Symptoms: Pink or red fluid in coolant reservoir, Transmission fluid looks milky or has coolant mixed in, Sudden transmission failure after coolant system work, Engine overheating combined with transmission slipping
Fix: Internal transmission cooler inside radiator fails, mixing ATF and coolant. Requires radiator replacement, complete transmission flush (often too late), coolant system flush, and possibly transmission rebuild if contamination occurred. 6-8 hours if caught early, add rebuild time if trans is damaged.
Estimated cost: $800-1,200 (just cooler/radiator), $3,000-4,500 (if trans damaged)
Lower Control Arm Bushing and Ball Joint Failure
Common · medium severityTypical onset: 70,000-100,000 mi
Symptoms: Clunking over bumps from front end, Steering wander or vague on-center feel, Inner tire edge wear on front tires, Steering wheel off-center after hitting bumps
Fix: Front lower control arm bushings deteriorate and ball joints wear. Many shops replace entire control arms rather than pressing bushings. 3-4 hours for both sides including alignment.
Estimated cost: $600-900
Vacuum Brake Booster Check Valve Failure
Occasional · medium severityTypical onset: null
Symptoms: Hard brake pedal, increased effort required, Hissing sound from brake pedal area when depressed, Engine rough idle or stalling when braking, Brake pedal stays low after engine shut-off instead of firming up
Fix: Check valve in vacuum line to brake booster fails or vacuum hose cracks. Often misdiagnosed as booster failure. Replace check valve and inspect hoses. 0.5-1 hour. Actual booster failure is rare but requires 3-4 hours.
Estimated cost: $80-150 (check valve), $400-650 (full booster)
2.5L V6 Harmonic Balancer Separation
Occasional · high severityTypical onset: 100,000-140,000 mi
Symptoms: Severe vibration at idle that smooths out at higher RPM, Visible wobble on front crank pulley, Serpentine belt shredding or throwing off, Check engine light with crankshaft position sensor codes
Fix: Rubber damper ring separates from pulley hub. Can damage crank sensor, timing components if belt comes off. Requires special puller tool. 2-3 hours labor.
Estimated cost: $350-550
Fuel Pump and Fuel Filter Clogging (High Mileage)
Occasional · medium severityTypical onset: 120,000+ mi
Symptoms: Hard starting when engine is hot, Stumbling or hesitation during acceleration, Stalling at idle after highway driving, Fuel gauge reading erratically
Fix: In-tank fuel pump weakens and external fuel filter (located under vehicle near tank) clogs. Filter should be replaced every 30k but often neglected. Pump requires tank drop. 2-3 hours for filter, 4-5 hours for pump.
Estimated cost: $120-200 (filter only), $600-900 (pump replacement)
Hard pass unless you're getting it for near-free and can DIY the inevitable transmission or head gasket work — too many expensive time bombs for the average used car buyer.
AI-assisted summary drawn from NHTSA recall data, our labor-times database, and platform knowledge. Not a substitute for a pre-purchase inspection on a specific vehicle.