Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2018 Tesla Model 3 BaseFACTORY OEM SERVICE PROCEDURE
Seats -- Model 3
- Front Seat Tracks and Motors
- Button - Cushion Adjust - Driver Seat - Remove and Replace
- Cover - Front - Seat Track - 1st Row Seat - Remove and Replace
- Cover - Rear - Seat Track - 1st Row Seat - Remove and Replace
- Frame - Seat Cushion - Driver Seat - Remove and Replace
- Frame - Seat Cushion - Front Passenger Seat - Remove and Replace
- Module (ECU) - Occupant Classification System (OCS) - Front Passenger - Remove and Replace
- Motor - Recliner - Backrest - Driver Seat - Remove and Replace
- Motor - Seat Height - Driver Seat - Remove and Replace
- Motor - Seat Track - Driver Seat - Remove and Replace
- Motor - Seat Track - Front Passenger Seat - Remove and Replace
- Motor - Seat Tilt - Driver Seat - Remove and Replace
- Recline Button - Switch - Driver Seat - Remove and Replace
- Seat Track Assembly - 1st Row (RH) - Remove and Replace
- Switch - Back Rest and Cushion Adjust - Front Passenger Seat - Rework
- Switch - Back Rest and Cushion Adjust - Driver Seat - Remove and Replace
- Track - Inner - Front Passenger Seat - Remove and Replace
- Track - Outer - Front Passenger Seat - Remove and Replace
- Front Seat Assemblies and Hardware
- Frame - Seat Back Rest - Front Passenger's Seat - Remove and Replace
- Lumbar Support - Backrest - Driver Seat - Remove and Replace
- Lumbar Support - Back Rest - Front Passenger Seat - Remove and Replace
- Post Guide - Headrest - Front Passenger Seat - Remove and Replace
- Shell - Seat Back - Driver - Remove and Replace
- Seat Assembly - 1st Row (LH) - Remove and Replace
- Trim - Headrest - Driver - Remove and Replace
- 2nd Row Seat Assemblies and Hardware
- Adjustment Guide - Headrest - 2nd Row - Remove and Replace
- Armrest - 2nd Row - Remove and Replace
- Bezel - Handle - Seat Back - 2nd Row - LH - Remove and Replace
- Bolster - Side - Seat - 2nd Row - LH - Remove and Replace
- Bracket - Edge Support - Seat Cushion - 2nd Row - LH - Remove and Replace
- Bracket - Hinge - Seat Back - 2nd Row - LH - Remove and Replace
- Cap - 12V - Penthouse - Remove and Replace
- Cap - HV - Penthouse - Remove and Replace
- Clip - Seat Cushion - Lower - 2nd Row - LH - Remove and Replace
- Closeout - Armrest - 2nd Row - Remove and Replace
- Frame - Seat Back - 2nd Row - LH - Remove and Replace
- Guide Lock - Headrest - 2nd Row - Remove and Replace
- Handle - Seat Back - 2nd Row - LH - Remove and Replace
- Headrest - 2nd Row - Center - Remove and Replace
- Latch - Seat Back - 2nd Row - LH - Remove and Replace
- Pivot Sleeve - Seat Back - 2nd Row - LH - Remove and Replace
- Rail - 2nd Row - Inner - LH - Remove and Replace
- Rail - 2nd Row - Outer - LH - Remove and Replace
- Seat Back - 2nd Row - LH - Remove and Replace
- Seat Back - 2nd Row - RH - Remove and Replace
- Seat Cushion - Lower - 2nd Row - Remove and Replace
- Striker - Seat Back - 2nd Row - LH - Remove and Replace
- Striker - Seat Back - 2nd Row - RH - Remove and Replace
- Front Seat Covers Pads and Trims
- Diamond Cover - Seat Side - 1st Row - LH - Remove and Replace
- Diamond Cover - Seat Side - 1st Row - RH - Remove and Replace
- Side Shield - Outboard - Driver Seat - Remove and Replace
- Foam - Backrest - Driver Seat - Remove and Replace
- Foam - Backrest - Driver Seat (With Inboard Airbag) - Remove and Replace
- Foam - Cushion - Driver Seat - Remove and Replace
- Side Shield - Inboard - Driver Seat - Remove and Replace
- Suspension - Seat Cushion - Driver Seat - Remove and Replace
- Trim - Cushion - Driver Seat - Remove and Replace
- Trim - Seat Back - Driver Seat - Remove and Replace
- 2nd Row Seat Covers Pads and Trims
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.