The first step is to get a hold of some silicone spray like this stuff for example.
Minivan sliding door grease.
Sliding glass doors are generally used as an exit to a home or business and therefore it is one door that must withstand against all kinds of weather conditions.
Open the sliding door and locate the bearing near the bottom.
What price range.
Wd 40 white lithium grease.
I know enough to stay away from wd 40.
The sliding doors of a van can easily become too stiff to close.
The left side sliding door was repaired by dealer before i bought the car i saw the receipt iirc 450 job.
How to lubricate your vans side sliding door.
Fixing the problem yourself is a lot easier and cheaper than a visit to the dealer or a garage.
The procedure shown here is on a 2006 toyota sienna but the ideas and techniques should apply to most van sliding doors.
The following article will instruct you on how to properly lubricate the sliding doors of your van.
You need to consider a few different things when purchasing a sliding glass door lubricant like.