The 2006 Range Rover Sport is built on the LR3 platform with the Jaguar-derived 4.4L V8 (not 5.0L supercharged—that came later). It's a capable luxury SUV plagued by catastrophic engine failures, chronic air suspension issues, and transmission cooler leaks that destroy transmissions if ignored.
Symptoms: White smoke from exhaust on cold start, Coolant loss with no external leaks, Overheating and eventual seizure, Milky oil or coolant in crankcase
Fix: The Jaguar AJ-V8 engine uses Nikasil-coated aluminum block with pressed-in steel liners that can slip due to thermal cycling and coolant degradation. Only real fix is complete engine replacement or full rebuild with aftermarket sleeving kit. Figure 30-40 hours labor for used engine swap, 50+ for proper rebuild.
Estimated cost: $8,000-15,000
Transmission Oil Cooler Line Failure
Common · high severity
Typical onset: 70,000-130,000 mi
Symptoms: Transmission fluid leaking from front of vehicle, Pink fluid visible under engine bay, Erratic shifting or delayed engagement, Transmission overheating warnings
Fix: The steel cooler lines rust through where they run along the frame rails. If coolant and trans fluid mix via failed internal cooler, the transmission is toast. Catch it early (external leak only): replace both lines and flush cooler—4-6 hours. If fluids mixed: new transmission required, 12-15 hours.
Symptoms: Vehicle sits low on one or more corners, Suspension Fault warning on dash, Compressor runs constantly or won't run, Hissing sound from wheel wells
Fix: Air struts leak at the bellows, and the compressor overworks itself to death trying to maintain pressure. Single bag replacement is 2-3 hours per corner. Compressor replacement is 3-4 hours. Many owners convert to coil springs ($1,500-2,500) to eliminate the system entirely.
Estimated cost: $800-1,500 per air strut; $1,200-1,800 for compressor
Transfer Case Fluid Pump and Chain Wear
Occasional · medium severity
Typical onset: 90,000-140,000 mi
Symptoms: Grinding or whining noise from center of vehicle, HDC Fault and traction control lights, Jerking during acceleration, Metal shavings in transfer case fluid
Fix: The transfer case has an electric fluid pump that fails, starving the chain of lubrication. Chain stretches and eventually grenades. Pump replacement alone is 4-5 hours if caught early. Full transfer case rebuild or replacement is 10-14 hours, requires transmission removal.
Symptoms: Clunking from rear on acceleration or deceleration, Vibration during highway driving, Visible movement of differential housing
Fix: The rubber bushings that mount the rear differential to the subframe tear and deteriorate. Requires differential removal to press out old bushings and install new ones. Plan on 6-8 hours labor. While it's out, inspect the differential for leaks and bearing noise.
Estimated cost: $800-1,400
Throttle Body Failure and Idle Issues
Occasional · medium severity
Symptoms: Rough idle or stalling at stoplights, Check Engine Light with throttle position codes, Reduced power or limp mode, Surging throttle response
Fix: The electronic throttle body develops carbon buildup and internal motor failures. Cleaning helps temporarily, but most need replacement. It's a 2-3 hour job including programming and adaptation. Use OEM or quality aftermarket—cheap units cause more problems.
Estimated cost: $600-1,000
Front Lower Control Arm Bushings
Common · low severity
Typical onset: 70,000-120,000 mi
Symptoms: Clunking over bumps from front end, Wandering steering or poor tracking, Uneven tire wear on inside edges, Visible cracks in rubber bushings
Fix: The front lower control arm bushings are known weak points. You can press in new bushings (cheaper but labor-intensive at 4-5 hours), or replace complete control arms with bushings installed (easier, 2-3 hours). Requires alignment after.
Change coolant every 30k miles with OAT-approved fluid only—cylinder liner slippage is accelerated by degraded coolant
Inspect transmission cooler lines annually for rust—catch them before they fail internally
Consider air suspension delete if you plan to keep the vehicle past 100k miles
Use quality synthetic oil and change at 5k intervals—these engines run hot and are unforgiving
Budget $2,000-3,000 annually for unexpected repairs after 80k miles
Only buy if you're getting a screaming deal, have a $5k emergency fund, and can wrench yourself—the engine failure issue alone makes these a massive financial risk for most used buyers.
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.
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Fitment notes: Note: 2006 Range Rover Sport was not available with 5.0L V8 Supercharged engine. 2006 model year offered 4.4L V8 and 4.2L V8 Supercharged only. The 5.0L V8 Supercharged was introduced in 2010 model year.
SERVICE BRAKES, HYDRAULIC:POWER ASSIST:HYDRAULIC:HOSES, LINES/PIPING, AND FITTINGS · 15V039000
2015-01-27
Jaguar Land Rover North America, LLC (Land Rover) is recalling certain model year 2006-2012 Land Rover Range Rover vehicles manufactured April 15, 2005, to September 4, 2012. One or both of the flexible front brake hoses may rupture causing loss of brake fluid.
Consequence: If one or both of the flexible brake hoses fails, the vehicle may require a longer distance to stop, increasing the risk of a crash.
Remedy: Land Rover will notify owners, and dealers will replace the left and right front brake hoses, free of charge. The recall began on July 28, 2015. Owners may contact Land Rover customer service at 1-800-637-6837. Land Rover's number for this recall is P054.
STEERING:COLUMN · 08V248000
2008-06-04
LAND ROVER IS RECALLING 37,142 MY 2005-2006 LR3 AND RANGE ROVER SPORT VEHICLES. RELATIVE MOTION BETWEEN THE STEERING WHEEL HUB AND/OR THE STEERING COLUMN COWL WITH THE CLOCKSPRING, WHICH INCLUDES THE DRIVER SIDE AIR BAG CIRCUITRY, COULD RESULT IN FRACTURING OF THE AIR BAG WIRING CONNECTION. IF AN AIR BAG WIRE FRACTURES, THE SRS WARNING LIGHT WILL ILLUMINATE ON THE INSTRUMENT CLUSTER. THE SRS WARNING LIGHT INDICATES TO THE DRIVER THAT THERE IS A CONCERN WITH THE SRS SYSTEM IN THE VEHICLE AND THAT IMMEDIATE REPAIR IS NECESSARY.
Consequence: IF THE SRS WARNING LIGHT IS IGNORED AND A VEHICLE CRASH OF SUFFICIENT SEVERITY TO COMMAND DEPLOYMENT OF THE DRIVER'S AIR BAG OCCURS, THE AIR BAG MODULE MAY NOT DEPLOY IN THE INTENDED MANNER. THE CONDITION MAY RESULT IN THE DEPLOYMENT OF ONLY ONE STAGE OF THE DUAL STAGE DRIVER'S AIR BAG OR THE AIR BAG MAY NOT DEPLOY AT ALL INCREASING THE RISK OF SERIOUS INJURIES TO THE DRIVER.
Remedy: DEALERS WILL INSERT 1MM SPACERS BETWEEN THE LOWER LEFT HAND SIDE OF THE COLUMN SWITCH MOUNTING POINT AND THE COLUMN LOCK TO IMPROVE THE ALIGNMENT OF THE COLUMN SWITCH. TWO FOAM PADS WILL ALSO BE FITTED TO THE TOP OF THE STEERING COLUMN SWITCH GEAR TO PROVIDE ASSURED CLEARANCE BETWEEN THE COWL AND THE CLOCKSPRING FACE. THE RECALL BEGAN ON JULY 30, 2008. OWNERS MAY CONTACT LAND ROVER AT 1-800-637-6837.
EQUIPMENT · 07E047000
2007-07-03
CERTAIN AFTERMARKET THULE HITCH STYLE BICYCLE RACKS WITH FOLD DOWN STYLE BIKE ARMS. A PINCH BOLT EXISTS BETWEEN THE BIKE ARM BRACKET AND THE UPRIGHT ASSEMBLY OF THE HITCH STYLE BICYCLE RACK.
Consequence: WHEN MOVING THE BIKE ARM BRACKET TO ITS DOWN POSITION, THIS PINCH POINT HAS TO POTENTIAL OF CAUSING A SEVERE LACERATION OR AMPUTATION TO THE USER'S FINGERTIPS OR HAND.
Remedy: THULE WILL NOTIFY OWNERS AND PROVIDE A REPAIR KIT AND INSTRUCTIONS FREE OF CHARGE. THE RECALL BEGAN ON JUNE 20, 2007. OWNERS CAN CONTACT THULE AT 800-THULE91 (800-848-5391). NOTES:
LAND ROVER PURCHASED SOME OF THESE BIKE RACKS FOR USE ON THEIR LR3 AND RANGE ROVER SPORT VEHICLES, PART NO. LRNAPBR4. L. L. BEAN ALSO SELLS SOME OF THESE BIKE RACKS UNDER THE MODEL NAME OF HITCHING POST PRO (WD75, WD76, WD77, WD78, YL05, BBG9, BBH1, BBH2, BBH4), EXPRESSWAY (WD72, WD73, BBH5, BBH6), OR TRAILBLAZER (WD31, BBH7). REI HAS ALSO PURCHASED SOME OF THESE BIKE RACKS UNDER MODEL NAMES: HITCHING POST PRO (934, 934XT, 935, 935XT, 936, 936XT, 937, 937XT, 951, 951XT), EXPRESSWAY (995, 995XT, 996, 996XT), AND TRAILBLAZER (998, 998XT).
ELECTRICAL SYSTEM:IGNITION:SWITCH · 06V131000
2006-04-20
CERTAIN VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 114, 'THEFT PROTECTION.' WHEN THE IGNITION IS SWITCHED OFF, AFTER A PERIOD OF TIME, IT IS POSSIBLE TO REMOVE THE IGNITION KEY WHEN THE TRANSMISSION SHIFT LEVER IS NOT IN PARK.
Consequence: THIS CONDITION INCREASES THE RISK OF A CRASH RESULTING FROM THE UNINTENDED MOVEMENT OF PARKED VEHICLES.
Remedy: DEALERS WILL REPROGRAM THE DRIVELINE CONTROL TRANSFER BOX ELECTRONIC CONTROL UNIT (ECU) WITH REVISED SOFTWARE. THE RECALL BEGAN ON JUNE 30, 2006. OWNERS MAY CONTACT LAND ROVER AT 1-201-818-8500.
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS · 06V135000
2006-04-20
ON CERTAIN VEHICLES FITTED WITH 9J-19 INCH DIAMETER WHEELS, DURING CERTAIN VEHICLE MANEUVERS WHEN THE STEERING SYSTEM IS ON FULL LEFT LOCK AND THE SUSPENSION IS MOVING TOWARDS FULL COMPRESSION, THE LEFT FRONT BRAKE HOSE AND/OR THE ABS WHEEL SPEED SENSOR LEAD AND/OR THE BRAKE PAD WEAR WARNING SENSOR LEAD CAN CATCH ON THE WHEEL BALANCE WEIGHT AS THE WHEEL ROTATES.
Consequence: THIS MAY LEAD TO WARNINGS OF PREMATURE BRAKE PAD WEAR, WARNINGS OF ABS FAILURE, OR EXTENDED BRAKE PEDAL TRAVEL AND LOSS OF ONE OF THE HYDRAULIC SERVICE BRAKING SYSTEM CIRCUITS, WHICH COULD RESULT IN A CRASH.
Remedy: DEALERS WILL INSPECT THE LEFT FRONT BRAKE FLEXI-PIPE ASSEMBLY AND REPLACE IT IF IT EXHIBITS SIGNS OF CHAFING, AND ALSO TO REPLACE THE LEFT FRONT 'CLIP-ON' WHEEL BALANCE WEIGHTS WITH 'STICK-ON' WHEEL BALANCE WEIGHTS. THE RECALL BEGAN ON JUNE 30, 2006. OWNERS MAY CONTACT LAND ROVER AT 1-201-818-8500.
SEAT BELTS · 05V501000
2005-11-01
CERTAIN SPORT UTILITY VEHICLES MAY HAVE BEEN BUILT WITH A INCORRECTLY BUILT SEAT BELT BUCKLE MOUNTINGS.
Consequence: WHEN THE REAR LEFT HAND SECOND ROW SEAT BELT IS USED, THE BUCKLE MAY NOT BE FULLY RETAINED. A SEAT OCCUPANT MAY NOT BE PROPERLY RESTRAINED INCREASING THE RISK OF PERSONAL INJURY.
Remedy: DEALERS WILL INSPECT AND REPLACE THE SECOND ROW LEFT HAND SEAT BELT BUCKLE FREE OF CHARGE. THE RECALL BEGAN NOVEMBER 2, 2005. OWNERS MAY CONTACT LAND ROVER AT 1-800-637-6837.
POWER TRAIN:AUTOMATIC TRANSMISSION · 05V502000
2005-11-01
CERTAIN SPORT UTILITY VEHICLES MAY HAVE BEEN MANUFACTURED WITH AN INCORRECTLY MANUFACTURED AUTOMATIC TRANSMISSION PARKING PAWL GUIDE PLATE.
Consequence: CONSEQUENTLY PARK MAY NOT ENGAGE WHEN THE LEVER IN THE VEHICLE IS MOVED TO PARK AND ALL INDICATORS SHOW PARK POSITION IS ACHIEVED. IF THE VEHICLE WAS PARKED ON AN INCLINE, AND THE PARKING BRAKE WAS NOT ENGAGED, THIS COULD RESULT IN A VEHICLE ROLL-AWAY CONDITION, INCREASING THE RISK OF A CRASH.
Remedy: DEALERS WILL REPLACE THE PARKING PAWL GUIDE PLATE FREE OF CHARGE. THE RECALL BEGAN ON NOVEMBER 19, 2005. OWNERS MAY CONTACT LAND ROVER AT 1-800-637-6837.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years.