A rough or unstable idle may be noted due to an intake manifold vacuum leak. Our technicians tell us a revised intake manifold gasket, along with manifold bolt flat washers which will better distribute the clamping force are available to correct this concern.
A Rough or Unstable Idle Due to Intake Manifold Vacuum Leak on Land Rover Range Rover
Average mileage: 131,256 (90,000–179,769)
11 people reported this problem
1997 Land Rover Range Rover 179,769 mi, Visitor
When starting my range Rover I always see a black smoke comming from the tail pipe and it has a fuel like smell and it just recently start doing this at the beginning of this year and the check engine light is on , But my truck driver normal and it also burns a lot of gas from time to time!
a rough or unstable idle due to intake manifold vacuum leak