MY TRUCK COMPLETELY SHUTS OFF WHILE DRIVING LONG DISTANCES ON THE FREEWAY AT SPEEDS GREATER THAN 60 MPH AND THEN SLOWING DOWN IN STOP AND GO TRAFFIC. IT ALSO FALLS DEAD ON LOCAL ROADS AT 30-40 MPH. I CAN LITERALLY PRESS THE GAS PEDAL TO THE FLOOR AND WITH NO PRESSURE TO THE ACCELERATOR. THERE ARE NO WARNING CODES OR ALERTS WHEN THIS HAPPENS. I TOOK MY VEHICLE TO THE SOUTHWEST INFINITI PAID FOR …
2007 INFINITI QX56 electrical problems
moderate 3 complaints filed with NHTSA · avg repair $850
Complaints
3
Recalls
0
Crashes
0
Avg fix
$850
What owners are reporting 3 most recent
THERE IS AN ELECTRICAL MALFUNCTION THAT HAS CAUSED MY HORN TO WORK ONLY WHEN THE STEERING WHEEL IS SIDEWAYS AND IT ALSO AFFECTS MY ABILITY TO CONTROL MY DRIVERS SEAT POSITIONING. THIS IS VERY DANGEROUS A CAR CUT ME OFF ON THE FREEWAY AT VERY CLOSE DISTANCE. I WOULD HAVE NEVER KNOWN THAT THERE WAS AN ISSUE IF THIS DID NOT HAPPEN.
TL* THE CONTACT OWNS A 2007 INFINITI QX56. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE SPEEDOMETER AND TACHOMETER ON THE INSTRUMENT PANEL WOULD FAIL TO DISPLAY THE CORRECT READING AS WELL AS WHILE DRIVING AT NIGHT THE INSTRUMENT PANEL FAILED TO ILLUMINATE. THE VEHICLE WAS TAKEN TO GLORY AUTO SALES LTD 8560 E MAIN ST, REYNOLDSBURG, OH 43068, PHONE NUMBER; (614) 856-0000, WHERE IT W…
Common questions
How serious is the electrical problem on the 2007 INFINITI QX56?
It's a documented issue but not catastrophic. 3 complaints have been filed. Repairs average $850 and most owners catch it before it causes a breakdown.
At what mileage does the electrical typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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