| 1 | 0 | 3 | 4 | 3 | 4 |
2007 Mercedes-Benz GL repairs by problem area
Engine (29%)
Transmission and Drivetrain (4%)
Brakes and Traction Control (3%)
Suspension and Steering (35%)
Electrical and Air Conditioning (19%)
Paint, Rust, Leaks, Rattles, and Trim (6%)
Other (5%)
Chart based on 226 repairs.
2007 Mercedes-Benz GL engine repair cost distribution
$2500+ (4%)
$1000 - $2499 (16%)
$500 - $999 (4%)
$100 - $499 (11%)
< $100 (64%)
Chart based on 45 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
2007 Mercedes-Benz GL
Engine not specified
| 22000 mi | Able to get the new parts. Installed and the problem is gone. |
2007 Mercedes-Benz GL 4dr SUV
turbocharged 215hp 3.0L V6 Diesel 7-speed shiftable automatic AWD
| 140500 mi US $950 |
Radiator developed a leak and had to be replaced. |
| 1500 mi | new intercooler hose installed per factory directive |
| 6000 mi | turbo intercooler hose becoming detached |
| 6000 mi | turbo intercooler hose issue. vehicle was bought back by Mercedes on 6/27/2007 |
| 64000 mi | Car stalled while driving multiple times. Replaced crankshaft position sensor. |
| 65200 mi US $1000 |
Fuel pump intermittent failure. |
| 78700 mi US $600 |
Glow Plug Control Module failure. Replaced |
| 53500 mi | Serpentine belt broke due to harmonic balancer failing. MBUSA reviewed bill and part on request and paid completely even though out of warranty. It was due to defective part. |
| 84500 mi US $239 |
Oil Cooler seals leaking. Remove and replace. |
| 2000 mi | towed to dealer, intercooler hose replaced |
| 15000 mi | bad fuel pump. wrong part arrived at dealer twice. towed to dealer, fuel pump replaced |
| 81000 mi US $1250 |
CEL was coming on and the car turned off multiple times while driving. CEL would turn off after a day. Took car to dealer. Dealer could not replicate the problem. Nothing was fixed on the car but it does run normally at the present time. |
| 81000 mi | Vehicle intermittantly shuts down. Fuel pump was replaced but it did not solve the problem. Dealer could not find cause of problem. Vehicle traded in. |
| 5185 mi | Complained that trans upshift SOMETIMES did not function as expected given similar load-speed conditions. Dealer diagnosed, "no DTCs, no newer DTC software available, No correction required". No time to install newer ECU software just available. |
| 8341 mi | Visit to install new ECU software. Software installed. No effect on upshift 'hanging' problem. Dealer test drove w/ instrumentation attached and agreed that "adaptation" settings/results were wrong for transmission. Performed adaptation, no effect on prob |
| 9814 mi | Visit to install another new valve body. Installation/adaptation successful. At this same visit, dealer replaced under warranty the processor card for the COMAND NAV system. System had sometimes told driver to make a 'U-Turn' before destination was reache |
| 3000 mi | Hose on turbocharger blew off in the mountains of Colorado on Mother's Day, forcing my wife to manually-shift the truck (full of kids and dogs) all the way back to the Phoenix area. When I picked it up the next day, it blew off again, but not since. |
| 83000 mi US $2979 |
Turbocharger failed, erratic driving followed by limp mode. This vehicle had the intercooler hose failure three or four times but supposedly that's unrelated. Broken bolts on removal extended repair time (shop broke them). |
| 20000 mi | Oil sensor was showing low oil even though oil was full. Software reflash solved problem. |
2007 Mercedes-Benz GL 4dr SUV
335-horsepower 4.7L V8 7-speed shiftable automatic AWD w/low range
| 31000 mi | Engine low coolant appeared on and off. Apparently loose sensor found. |
| 31200 mi | Top off coolant light comes on repeatedly. |
| 45000 mi | ignition cylinder would lock and not turn properly with both key fobs. part replaced under warranty |
2007 Mercedes-Benz GL 4dr SUV
335-horsepower 4.7L V8 7-speed shiftable automatic AWD
| 62000 mi | Loud noticeable thumping engine noise prompted us to take the truck to the dealership and after 60 days (and counting), we are now told that we will get a new engine! |
| 104000 mi US $1000 |
Intake Manifold tumbler flap Water pump, thermostat, utility belt, pulleys (2x). The thermostat kicked-off the cycle. Once that was replaced, the water pump displayed symptoms, and the rest followed. |
| 23000 mi | Took in to fix oil leak. It was in the shop for four days and seamed to go away. Still leaves oil stains in my garage. I will be taking to the shop again for the fourth time this week. Will report the outcome. They did fix the blown speaker. |
| 23000 mi | Still has oil leak. Tire pressure light comes on and tire appears to slowly lose air. I will take the car in this week for the fifth time in three months. Loathe this car. |
| 5585 mi | Car began running rough, check engine light came on and eventially would not start. New software for engine and transmission computers added. |
| 206000 mi US $1800 |
Replaced intake flap mechanism. Replaced cam magnetic pickup, Proactively changed crank position sensor. |
| 238000 mi US $150 |
Replacing can magnets and sensors again. Mechanic feels it is a defective VVT cam sprocket. |
| 37409 mi US $186 |
Cam plugs leaking |
| 56500 mi US $1000 |
Replace Cam Plugs and Centrifuge |
| 67400 mi US $400 |
Replace thermostat |
| Oil leak |
| 102000 mi | Check engine light |
| 89300 mi US $1500 |
Fuel guage inaccurate. Replaced both fuel senders and fuel pump. Problem fixed. |
| 26000 mi | Camshaft sensor failed. |
| 49000 mi | cam timing sensor replaced under warranty |
| 50000 mi | after rough idle at start up, engine light came on. Diagnosis was bad fuel. Dealer reset light and found no problems. |
| 15000 mi | Check engine light came on... "#x cylinder not firing" message. Took to dealer in Charlottesville, VA over X-mas break. I believe they did a reset but unable to fully reproduce the problem. We have been prblem free as of 1/3/08. K Beltran Raleigh, NC Warranty claim- engine check light came on over X-mas Holiday. One cylinder not firing. Dealer replaced overcoil / leads. Problem resolved as of 12/28/07 |
| 26000 mi | CEL came on... dealer replaced cam position sensor... 1 week later problem re-appeared... fuel injector replaced... it has been 3 weeks with no issue... problem presumably resolved... |
| 45000 mi | Oil leak at cylinder valve (test port)? SA admitted it was a chronic issue. Part was repaired while new part was put on order. Cylinder head port plug (not spark plug) failed causing oil to leak out. Nuisance defect. Dealer 'repaired' /patched plug while in the interim of getting new parts on b/o. Will repair under warranty |
| 47000 mi | While taking in for PM, I observed a Power steering fluid leak, MB replaced hose / clamp under warranty, problem has not recurred. |
| 50700 mi | Check engine light... looked up code and got a 'fuel too rich' code. Dealer diagnosed problem to be one of the O2 sensors. Replaced under extended warranty... |
| 41000 mi | Had a minor oil leak on one of the gaskets, not enough to even register low oil. |
| 25000 mi | Cam shaft sensor caused check engine light to come on. Dealer replaced sensor. |
| 29000 mi | Camshaft magnet sensor, again, went out. I guess there are 4 total, I have now replaced 3. I'm sure I'll be heading in again one more time. |
| 36000 mi | Transmission got stuck in one gear and only reset after turning off ignition. Happened three times. They could not replicate or find a fault code but updated the software. Has happened once since and waiting to drive to dealer while it is occuring |
| 39000 mi | Previous problem with transmission. Left vehicle with the dealer and they were able to replicate the problem and fix. |
| 58000 mi | overheated. thermostat replaced. |
| 60000 mi | Engine oil leak cured by replacing three camshaft plugs in cylinder head. False low engine oil warning message cured by replacing oil level sensor. |
| 79000 mi | Replaced crankshaft position sensor Stored code indicated problem with transmission ECM although no symptoms obvious to driver. |
2007 Mercedes-Benz GL 4-door
turbocharged 6-cylinder diesel automatic AWD
| 10000 mi | intercooler hoses replaced with updated versions (diesel engine) |
| 14000 mi | Check engine light came on, GL shut down. Restarted and drove but check engine light remained. Took in next day for service. Part ordered from Germany so Gl sat for 4 full business days before part arrived. New part was fuel rail (diesel). |
2007 Mercedes-Benz GL 4-door
turbocharged 6-cylinder diesel automatic 4WD
| 31620 mi | Air mass sensor replaced. Apparently a factory fault. Part modification. |
| 63240 mi | Pressure regulating valve, crankcase ventilation leaks, air filter element blocked |
| 89900 mi R 240 |
Water entered the well area below passenger seat where the electronics are housed. All shorted out. Source of water leak not determined. |
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