Expert Land Rover Range Rover Sport 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.
2006 - 2009 Gen 1: 6-speed ZF 6HP26 automatic; 4.4L V8 or 4.2L supercharged V8 2010 - 2013 Gen 1 (facelift): 6-speed ZF 6HP28 automatic; 3.0L TDV6 or 5.0L V8/V8 SC 2014 - 2022 Gen 2: 8-speed ZF 8HP70 automatic; 3.0L V6, 5.0L V8, or PHEV 2023+ Gen 3: 8-speed ZF 8HP76 automatic; updated software; MHEV and PHEV options
Range Rover Sport requires Land Rover IDS diagnostic software for full ZF transmission code access. Gen 1 mechatronic failure is the most critical issue - it can occur suddenly with little warning. Mechatronic testing confirms failure before recommending rebuild vs. replacement. Gen 2 8HP70 shudder diagnosis follows standard ZF protocol - fluid replacement first, torque converter next. PHEV shift quality assessment requires simultaneous hybrid and transmission module evaluation. Transfer case actuator is diagnosed independently - electrical and mechanical function tested separately.
ZF Lifeguard 6 (6HP26/28) or Lifeguard 8 (8HP70/76); approximately 10 - 12 quarts; transfer case: Land Rover-specified gear oil; PHEV: additional rear e-axle fluid
Mechatronic: 1 - 2 days; torque converter: 2 - 3 days; transfer case actuator: 1 day; full rebuild: 5 - 8 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 - especially on Gen 1 (2006 - 2013) models with the 6HP26 and 6HP28. It is the single most common transmission failure we see on these vehicles. Many owners experience it between 80,000 - 120,000 miles.
Not recommended. The ZF mechatronic can fail progressively or suddenly - continuing to drive risks damage to clutch packs and internal components. Get a diagnosis before driving further if the light is on.
The PHEV drivetrain transitions between electric and engine power automatically. Calibration updates from Land Rover address this - confirm your software is current. If jerk persists after update, the transmission control module calibration may need a targeted reflash.
A full rebuild takes 5 - 8 business days. Mechatronic-only replacement is 1 - 2 days. We stock ZF Lifeguard fluids and common mechatronic units, which reduces wait time.
Yes, if the rest of the vehicle is in good condition. A rebuilt ZF 8HP70 is a known unit with fresh parts. Remanufactured options are also available. We can advise on rebuild vs. remanufactured based on the damage we find during inspection.
Same-day appointments available. Honest estimates, no surprises. We've been doing this since 1987.
