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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2020TAHOE FL, RWD, GAS/ETHANOLREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTSEATSPOWER SEATS
2020 Chevrolet Tahoe FL, RWD, Gas/Ethanol
Power Seats
2020 Chevrolet Tahoe FL, RWD, Gas/EthanolSECTION Power Seats
- Specifications
- Schematic Wiring Diagrams
- Diagnostic Information and Procedures
- DTC B1405, B1825, B2355, B2365, or B2375
- DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, B1820, B1830, B1835, B1840, or B1845
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC B244A
- DTC B2755 or B2765
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Actions Taken When the DTC Sets
- Conditions for Clearing the DTCs
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC B3920 (Driver Seat)
- DTC B3920 (Passenger Seat)
- DTC B392B
- DTC B392C
- Symptoms - Power Seats
- Lumbar Support Malfunction (2-Way without Memory A45)
- Lumbar Support Malfunction (4-Way with Memory A45)
- Lumbar Support Malfunction (4-Way without Memory A45)
- Lumbar Support Malfunction (With Seat Bolster Memory Control Module)
- Lumbar Support Malfunction (2-Way with Memory A45)
- Memory Seat Feature Malfunction
- Power Seat Adjuster Mechanical Diagnosis
- Power Folding Seat Malfunction (3rd Row)
- Power Folding Seat Malfunction (2nd Row)
- Power Seat Malfunction (Without Memory A45)
- Power Seat Malfunction (With Memory A45)
- Power Seat Malfunction (With ULT)
- Repair Instructions
- Wire to Wire Repair - Seats
- Connector Reconnection - Seats
- Front Seat Adjuster Switch Replacement
- Front Seat Adjuster Switch Replacement (22-Way Power)
- Front Seat Adjuster Memory Switch Replacement (Cadillac)
- Front Seat Adjuster Memory Switch Replacement (Chevrolet / GMC)
- Front Seat Adjuster Memory Module Bracket Replacement
- Driver or Passenger Seat Adjuster Memory Module Replacement
- Front Seat Bolster Memory Module Replacement (22-Way Power)
- Front Seat Tilt Adjuster Actuator Replacement
- Front Seat Vertical Adjuster Actuator Replacement
- Front Seat Back Massage Bladder Replacement (22-Way Power)
- Front Seat Cushion Massage Bladder Replacement (22-Way Power)
- Front Seat Lumbar Support Bladder Pump Replacement (22-Way Power)
- Front Seat Back Lumbar Bladder Replacement (22-Way Power)
- Front Seat Back Lumbar Replacement (2-Way Power)
- Front Seat Back Lumbar Replacement (4-Way Pneumatic)
- Driver or Passenger Seat Recliner Actuator Replacement (Cadillac without 22-Way Power)
- Driver or Passenger Seat Recliner Actuator Replacement (Cadillac with 22-Way Power)
- Driver or Passenger Seat Recliner Actuator Replacement (Except Cadillac)
- Front Seat Back Wiring Harness Replacement
- Front Seat Cushion Wiring Harness Replacement
- Rear Seat Wiring Harness Replacement (Bucket)
- Rear Seat Wiring Harness Replacement (Split Bench)
- 3rd Row Seat Adjuster Latch Wire Replacement
- Rear Seat Recliner Switch Replacement
- Rear Seat Recliner Actuator Replacement (with Bucket)
- Rear Seat Recliner Actuator Replacement (with Split Bench)
- Rear Seat Recliner Actuator Replacement (3rd Row Seat)
- Folding 3rd Row Seat Module Replacement
- 3rd Row Seat Folding Switch Replacement
- 3rd Row Seat Back Pivot Actuator Motor Replacement - Back Cushion
- Description and Operation
- Lumbar Support Description and Operation (2-Way with Memory A45)
- Lumbar Support Description and Operation (2-Way without Memory A45)
- Lumbar Support Description and Operation (4-Way without Memory A45)
- Lumbar Support Description and Operation (4-Way with Memory A45)
- Lumbar Support Description and Operation (With Seat Bolster Memory Control Module)
- Memory Seats Description and Operation
- Power Seats System Description and Operation (Front Seats)
- Power Seats System Description and Operation (2nd Row Seats)
- Power Seats System Description and Operation (3rd Row Seats)
- Power Seats System Description and Operation (Passenger Seat with Seat Bolster Memory Control Module)
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.