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.
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HOMESERVICE MANUALSCHEVROLET2001CHEVY EXPRESS G2500, VAN CARGO EXTENDED, 5.7 R, L31/KL8REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 386 (POWER SEAT SYSTEM)
2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8
Section 386 (Power Seat System)
2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8SECTION Section 386 (Power Seat System)
WARNING: This page is about a different car, the 2002 Oldsmobile Aurora and 2001 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Diagnostic Information and Procedures
- Diagnostic Starting Point - Seats (w/o A45, Memory Seat)
- Diagnostic Starting Point - Seats (with A45, Memory Seat)
- Diagnostic System Check - Power Seat Systems
- Scan Tool Output Controls
- Scan Tool Data List
- Scan Tool Data Definitions
- DTC B1420
- DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, B1820, B1830, B1835, B1840, B1845, B1940, or B1945
- DTC B1825, B1850, B1860, B2355, B2365, or B2375
- DTC B1826, B1851, B1861, B2356, B2366, or B2376
- DTC B2757, B2762, B2767, or B2772
- DTC B3793
- Symptoms - Seats
- Power Seat Inoperative (w/o A45, Memory Seat)
- Power Seat Inoperative (with A45, Memory Seat)
- Power Seat Does Not Move Forward/Rearward (w/o A45, Memory Seat)
- Power Seat Does Not Move Forward/Rearward (with A45, Memory Seat)
- Power Seat Does Not Tilt Forward (w/o A45, Memory Seat)
- Power Seat Does Not Tilt Forward (with A45, Memory Seat)
- Power Seat Does Not Tilt Rearward (w/o A45, Memory Seat)
- Power Seat Does Not Tilt Rearward (with A45, Memory Seat)
- Power Seat Does Not Recline (w/o A45, Memory Seat)
- Power Seat Does Not Recline (with A45, Memory Seat)
- Memory Seat Feature Inoperative
- Lumbar Support Inoperative (w/o A45, Memory Seat)
- Lumbar Support Inoperative (with A45, Memory Seat)
- Lumbar Support Does Not Move In or Out (w/o A45, Memory Seat)
- Lumbar Support Does Not Move In or Out (with A45, Memory Seat)
- Lumbar Support Does Not Move Up or Down (w/o A45, Memory Seat)
- Lumbar Support Does Not Move Up or Down (with A45, Memory Seat)
- Heated Seat Always On
- Heated Seat Inoperative
- Heated Seat Switch Low Indicator Malfunction
- Heated Seat Switch High Indicator Malfunction
- Repair Instructions
- Seat Replacement - Bucket
- Seat Cushion Replacement - Front
- Seat Cushion Frame Replacement - Front
- Seat Cushion Cover and Pad Replacement - Front
- Seat Back Cover and Pad Replacement - Front
- Seat Back Frame Replacement - Front
- Seat Back Recliner Replacement - Front (Power)
- Seat Back Recliner Replacement - Front (Manual)
- Power Recliner Sensor Replacement - Front
- Power Recliner Motor Replacement - Front Seat
- Lumbar Replacement - Front Seat (Power)
- Lumbar Switch Replacement
- Seat Adjuster Replacement - Front
- Seat Adjuster Track Cover Replacement - Front
- Seat Switch Replacement - Power
- Seat Adjuster Motor Replacement
- Drive Cable Replacement - Power Seat
- Memory Seat Switch Replacement
- Memory Seat Control Module Replacement
- Heated Seat Switch Replacement
- Seat Heater Element Replacement - Front
- Heated Seat Control Module Replacement - Front
- Head Restraint Replacement - Front Seat
- Head Restraint Retainer Replacement - Front Seat
- Seat Cushion Replacement - Rear
- Seat Cushion Cover and Pad Replacement - Rear
- Seat Back Cover and Pad Replacement - Rear
- Seat Back Replacement - Rear
- Armrest Replacement - Rear Seat
- Description and Operation
- Special Tools and Equipment
RENDER: 1.0x
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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.