Section 446 (Seat System)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2004 GMC Yukon XL, 2004 GMC Yukon, 2004 Chevrolet Tahoe, 2004 Chevrolet Suburban, and 2004 Chevrolet Avalanche. 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
- Diagnostic System Check - Power Seat Systems
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, B1820, B1830, B1835, B1840, B1845, B1940, or B1945: Seat Adjust Switch Stuck ON
- DTC B1770, B1775, B1780, B1785, B1790, B1805, or B2415: Seat Motor Overcurrent
- DTC B1825: Seat Recline Position Sensor Circuit
- DTC B1850, B1860, B1960, B2355, B2365, or B2375: Seat Position Sensor Circuit
- DTC B2425 or B2430: Seat Heater Circuit
- DTC B2435 or B2440: Seat Back Heater Sensor Circuit
- DTC B3941: Front Seat Heaters Circuit
- DTC B3962: Seat Motor Overcurrent
- Symptoms - Seats
- Power Seat Inoperative (w/Memory)
- Power Seat Inoperative (w/o Memory)
- Power Seat Does Not Move Forward/Rearward (w/Memory)
- Power Seat Does Not Move Forward/Rearward (w/o Memory)
- Power Seat Does Not Tilt Forward (w/Memory)
- Power Seat Does Not Tilt Forward (w/o Memory)
- Power Seat Does Not Tilt Rearward (w/Memory)
- Power Seat Does Not Tilt Rearward (w/o Memory)
- Power Seat Does Not Recline (w/Memory)
- Power Seat Does Not Recline (w/o Memory)
- Memory Seat Feature Inoperative
- Lumbar Support Inoperative (w/Memory)
- Lumbar Support Inoperative (w/o Memory)
- Heated/Cooled Seats Inoperative
- Heated/Cooled Seat Switch Indicator Malfunction
- Heated Seat Always On
- Heated Seat Inoperative
- Heated Seat Always On - Rear
- Heated Seat Inoperative - Rear
- Seat - Manual Adjuster Does Not Unlock
- Seat - Manual Adjuster Does Not Lock
- Seat - Hard to Move Forward and Rearward
- Repair Instructions
- Seat Replacement - Front Bucket
- Seat Replacement - Center
- Seat Cushion Frame Replacement - Front
- Seat Cushion Trim Cover and Pad Replacement
- Seat Back Cover and Pad Replacement - Front (W/O ULT)
- Seat Back Cover and Pad Replacement - Front (W/ULT)
- Seat Back Frame Replacement - Front
- Seat Back Hinge/Recliner Mechanism Replace - Front
- Seat Back Recliner Handle Replacement - Front
- Lumbar Replacement - Front Seat
- Lumbar Switch Replacement
- Seat Adjuster Replacement - Front (Manual)
- Seat Adjuster Replacement - Front (Power)
- Seat Adjuster Track Cover Replacement - Front
- Seat Adjuster Motor Replacement - Front
- Seat Switch Replacement - Power
- Seat Switch Bezel Replacement
- Memory Seat Switch Replacement
- Memory Seat Control Module Replacement
- Memory Seat Calibration Procedure
- Heated Seat Switch Replacement - Front
- Heated and Cooled Seat Switch Replacement (Front-Platinum Models)
- Heated and Cooled Seat Switch Replacement (Rear-Platinum Models)
- Seat Back Heater Element Replacement - Front
- Seat Cushion Heater Element Replacement - Front
- Module Replacement - Seat Climate Control - Front Seat
- Filter Replacement - Front Seat Cushion
- Filter Replacement - Front Seat Back
- Blower Replacement - Ventilation Heat and Cool - Front Seat Cushion
- Blower Replacement - Ventilation Heat and Cool - Front Seat Back
- Module Replacement - Ventilation Heat and Cool - Seat Cushion
- Head Restraint Replacement (Cadillac)
- Head Restraint Replacement (Non-Cadillac)
- Head Restraint Replacement (Folding)
- Head Restraint Retainer Replacement - Front Seat
- Armrest Replacement - Front Seat
- Cupholder Replacement - Front Seat
- Trim Panel Replacement - Front Seat
- Seat Replacement - Rear No. 1 (60/40 Split)
- Seat Replacement - Rear No. 1 (Bucket)
- Seat Cushion Frame Replacement - Rear (60/40 Split - 50/50 Split)
- Seat Cushion Frame Replacement - Rear (Bench)
- Seat Cushion Cover and Pad Replacement - Rear (60/40 Split - 50/50 Split)
- Seat Cushion Cover and Pad Replacement - Rear (Bench)
- Seat Back Cover and Pad Replacement - Rear (50/50 Split - 60/40 Split)
- Seat Back Cover and Pad Replacement - Rear (Bench)
- Seat Back Frame Replacement - Rear (60/40 Split - 50/50 Split)
- Seat Back Frame Replacement - Rear (Bench)
- Seat Back Cover Replacement - Rear Folding
- Seat Back Latch Replacement - Rear
- Heated Seat Switch Replacement - Rear
- Seat Cushion Heater Replacement - Rear
- Module Replacement - Seat Climate Control - Rear Seat
- Filter Replacement - Rear Seat Cushion
- Filter Replacement - Rear Seat Back
- Blower Replacement - Ventilation Heat and Cool - Rear Seat Cushion
- Blower Replacement - Ventilation Heat and Cool - Rear Seat Back
- Armrest Replacement - Rear Seat (Bucket)
- Armrest Replacement - Rear Seat (60/40 Split)
- Head Restraint Release Cable Replacement - Rear No. 1
- Seat Replacement - Rear No. 2
- Seat Replacement - Rear No. 2 - 50-50
- Seat Riser Latch Assembly Replacement - Rear No. 2 (Bench Front Latch)
- Seat Riser Latch Assembly Replacement - Rear No. 2 (Bench Rear Latch)
- Description and Operation
- Special Tools and Equipment