The Dual Control (ndr)NO Dash Removal
The Blen Dor Dual Control (ndr) is an easy Do-It-Yourself (DIY) repair for the most common heater problem of the 1999 - 2004 Jeep Grand Cherokee.
“The Broken Blend Door.”
This is a thru the glove box - Access hole repair - No dashboard removal. No draining of the radiator. No evacuating the AC system - No HVAC box removal - No recharging the AC system.
Both the Driver & Passenger's side temperature controls will be working with this repair
The Blen Dor Dual Control is designed to be used with the Automatic Zone Control systems (AZC). The AZC system is a dual temperature control system.
An easy User Friendly Do-It-Yourself (DIY) blend door repair kit!!
The Blen Dor Dual Control (ndr) kit will keep the heater’s dual control system. And if you are going to do the repair access hole yourself, the Blen-Dor Dual Control (ndr) kit will save you the time consuming dashboard and heater box removal, along with all the unforeseen things that could happen when removing and replacing the dashboard, the common one is forgetting to plug in a wire harness.
This is a very easy repair for anyone remotely handy with tools.
Only three parts to install.
Take off the driver’s side actuator motor.
Cut open the heater box.
Slide the passenger’s side door in place.
Put the driver’s side door in place.
Push the drive connector piece into the shaft of the driver's side door.
Close the heater box opening and install the driver’s side actuator motor.
The job is done
The Blen Dor Dual Control (ndr) kit will replace the driver’s side drive connector and the OEM plastic blend doors with solid aircraft quality aluminum parts.
The first piece is the driver side blend door axle shaft. It is a ½” solid aluminum rod with 1/16” aluminum sheet stock tig welded onto the door axle shaft with six spot welds (three on each side) and a 1/4” vinyl foam rubber (High strength adhesive with a very good temperature range) covering applied to both sides of the door panel to make a one piece door unit.
The second piece is the passenger side blend door axle shaft. It is a ½” solid aluminum rod with 1/16” aluminum sheet stock tig welded onto the door axle shaft with six spot welds (three on each side)and a 1/4” vinyl foam rubber (High strength adhesive with a very good temperature range) covering applied to both sides of the door panel to make a one piece door unit, machined to slide over the profile of the passenger side drive connector (Like the OEM blend door fits over the drive connector).
The third piece is the drive connector it is a ½” solid aluminum rod and stainless steel roll pins with the stop pin attached.
The new drive connector is machined to fit the actuator motor and to fit onto the end of the driver side blend door axle shaft unit.
These doors are designed & engineered to last longer than the vehicle.
For diagnostic and other information on the blend door repair see the Tech Tips or FAQ pages
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NO Dash Removal
Included in the package: One driver side blend door - One passenger side blend door - One drive connector -
Complete paper instructions - A length of aluminum tape -A multi-purpose drill bit for cutting the plastic heater box.
"FREE" NO Dash Removal - Recirculation Door Fix
when you purchase this blend door item.
Click "Here" for a full description of recirculation door fix.
This is NOT a recirculation door replacement part
The Blen Door Store has a NO Dashboard Removal repair for the back broken drive connector.
This repair procedure is Free for the Blen Dor Store’s customers who have purchased a
no dash removal blend door item!
FREE S&H for U.S.A addresses Only
International Customers - Please read the information on the Shipping page before ordering.