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2009 DODGE AVENGER

3.5L V6•FWD•AUTOMATIC•gas
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5-Year Cost of Ownership
$30,161 maintenance + known platform issues
~$6,032/yr · 500¢/mile equivalent · $6,266 maintenance + $8,195 expected platform issues
Compare this engine
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2.4L I4
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3.6L V6
Common Problems & Known Issues

The 2009 Dodge Avenger on the JS platform suffers from catastrophic engine failures on the 2.7L V6 and chronic transmission issues across all powertrains. These aren't minor inconveniences—they're major expense events that often total the car.

2.7L V6 Catastrophic Engine Failure (Sludge/Bearing Failure)

Common · high severity
Typical onset: 80,000-130,000 mi
Symptoms: Rapid oil consumption (quart every 500-800 miles), Knocking/ticking from bottom end at startup, Metal shavings in oil, Sudden loss of oil pressure, Seized engine without warning
Fix: The 2.7L has inadequate oil drainage from the heads, leading to sludge buildup that starves bearings. Once knocking starts, it's over—needs complete engine replacement or rebuild. Used engines run 12-18 hours labor for R&R. If you catch it early with religious 3,000-mile oil changes, you might avoid it, but most don't.
Estimated cost: $3,500-6,500

Automatic Transmission Failure (All Engines)

Common · high severity
Typical onset: 70,000-110,000 mi
Symptoms: Harsh 2-3 shift or refusal to shift beyond 2nd, Slipping between gears under load, Shuddering on acceleration, Transmission overheating warnings, Complete loss of forward gears
Fix: The 62TE and 41TE transmissions are notorious for solenoid pack failures, clutch pack burnout, and overheating from failed transmission oil cooler in the radiator. Cooler contamination sends coolant into trans fluid, destroying internals. Rebuild runs 14-20 hours; used transmission swap is 10-14 hours. Always replace external cooler and flush lines.
Estimated cost: $2,800-4,800

Transmission Oil Cooler Leaking Into Radiator

Common · high severity
Typical onset: 60,000-100,000 mi
Symptoms: Pink/milky transmission fluid, Strawberry milkshake appearance in trans dipstick, Transmission slipping or erratic shifting, Engine overheating simultaneously, Coolant loss with no external leaks
Fix: Internal radiator failure lets coolant and ATF mix—the dreaded 'strawberry milkshake of death.' Once mixed, transmission is often damaged beyond repair. Caught early: radiator replacement (3-4 hours), complete trans flush, external cooler addition. If trans already slipping, add rebuild to the bill.
Estimated cost: $800-1,200 (radiator alone); $3,500-5,000 (with trans rebuild)

2.4L World Engine Oil Consumption and Piston Ring Failure

Occasional · medium severity
Typical onset: 90,000-150,000 mi
Symptoms: Excessive oil consumption (quart per 1,000 miles), Blue smoke on cold start or acceleration, Fouled spark plugs, Rough idle, Loss of power under load
Fix: The 2.4L World Engine has piston ring sealing issues and cylinder wall scoring. Oil consumption test needed first. Repair requires cylinder head removal, honing, new pistons and rings—12-16 hours labor. Some engines can be saved with ring replacement; others need short block.
Estimated cost: $2,200-3,800

TIPM (Totally Integrated Power Module) Failure

Occasional · medium severity
Symptoms: Fuel pump not priming (no start), Intermittent no-crank, Gauges dead or erratic, Windows/locks operating on their own, Multiple electrical faults with no pattern
Fix: The TIPM is Chrysler's Achilles heel—a central fuse/relay box that fails internally. Dodge issued software updates, but hardware failure still occurs. Replacement is 2-3 hours, but must be programmed to VIN. Used modules need dealer programming ($150-200 extra).
Estimated cost: $800-1,400

Lower Control Arm Bushings Deterioration

Common · low severity
Typical onset: 70,000-110,000 mi
Symptoms: Clunking over bumps, Steering wander, Uneven tire wear on inside edges, Vibration at highway speeds, Play in front suspension
Fix: Front lower control arm bushings wear prematurely. Dodge doesn't sell bushings separately—entire control arms required (both sides, 2.5-3.5 hours). Always do alignment after. Not dangerous immediately but accelerates tire wear and worsens handling.
Estimated cost: $450-750
Owner tips
  • If buying a 2.7L V6, walk away—seriously. The 2.4L and 3.5L are significantly more reliable.
  • Change transmission fluid every 40,000 miles regardless of 'lifetime fill' claims, and add an external trans cooler immediately if towing or in hot climates.
  • Check for pink trans fluid and radiator contamination at every oil change—catching it early saves $3,000.
  • Oil changes every 3,000-4,000 miles are mandatory on these engines; 5,000+ intervals accelerate sludge formation.
  • Budget $500-800/year for unexpected repairs after 90,000 miles—these are not reliable long-term vehicles.
Hard pass unless it's a 3.5L V6 with documented trans services under $4,000—even then, keep a repair fund ready because something expensive will break.
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.
496 jobs across 17 categories
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years.
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