Diagnostic Fault Information
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
| Circuit | Short to Ground | High Resistance | Open | Short to Voltage | Signal Performance |
|---|---|---|---|---|---|
| B+ MSM Terminal 5 X3 | 1 | 1 | 1 | - | - |
| B+ MSM Terminal 6 X3 | 2 | 2 | 2 | - | - |
| B+ Seat Adjuster Switch | 2 | 1 | 1 | - | - |
| Front Vertical Up Switch Signal | 2 | 1 | 1 | B1735 01, B1740 01, B1745 01, B1750 01, B1755 01, B1760 01, B1815 01, B1820 01 | - |
| Front Vertical Down Switch Signal | 2 | 1 | 1 | B1735 01, B1740 01, B1745 01, B1750 01, B1755 01, B1760 01, B1815 01, B1820 01 | - |
| Horizontal Forward Switch Signal | 2 | 1 | 1 | B1735 01, B1740 01, B1745 01, B1750 01, B1755 01, B1760 01, B1815 01, B1820 01 | - |
| Horizontal Rearward Switch Signal | 2 | 1 | 1 | B1735 01, B1740 01, B1745 01, B1750 01, B1755 01, B1760 01, B1815 01, B1820 01 | - |
| Rear Vertical Up Switch Signal | 2 | 1 | 1 | B1735 01, B1740 01, B1745 01, B1750 01, B1755 01, B1760 01, B1815 01, B1820 01 | - |
| Rear Vertical Down Switch Signal | 2 | 1 | 1 | B1735 01, B1740 01, B1745 01, B1750 01, B1755 01, B1760 01, B1815 01, B1820 01 | - |
| Recline Forward Switch Signal | 2 | 1 | 1 | B1735 01, B1740 01, B1745 01, B1750 01, B1755 01, B1760 01, B1815 01, B1820 01 | - |
| Recline Rearward Switch Signal | 2 | 1 | - | B1735 01, B1740 01, B1745 01, B1750 01, B1755 01, B1760 01, B1815 01, B1820 01 | - |
| Driver Seat Front Vertical Motor Down Control | B3920 02 | B1335 00, B1335 0B | 1 | B3920 01 | B1335 42, B1335 4B, B2355 5A |
| Driver Seat Front Vertical Motor Up Control | B3920 02 | B1335 00, B1335 0B | 1 | B3920 01 | B1335 42, B1335 4B, B2355 5A |
| Driver Seat Horizontal Motor Forward Control | B3920 02 | B1335 00, B1335 0B | 1 | B3920 01 | B1335 42, B1335 4B, B2375 5A |
| Driver Seat Horizontal Motor Rearward Control | B3920 02 | B1335 00, B1335 0B | 1 | B3920 01 | B1335 42, B1335 4B, B2375 5A |
| Driver Seat Rear Vertical Motor Down Control | B3920 02 | B1335 00, B1335 0B | 1 | B3920 01 | B1335 42, B1335 4B, B2365 5A |
| Driver Seat Rear Vertical Motor Up Control | B3920 02 | B1335 00, B1335 0B | 1 | B3920 01 | B1335 42, B1335 4B, B2365 5A |
| Driver Seat Recline Motor Forward Control | B3920 02 | B1335 00, B1335 0B | 1 | B3920 01 | B1335 42, B1335 4B, B1825 5A |
| Driver Seat Recline Motor Rearward Control | B3920 02 | B1335 00, B1335 0B | 1 | B3920 01 | B1335 42, B1335 4B, B1825 5A |
| Ground - MSM Terminal 1 X3 | - | - | - | - | - |
| Ground - MSM Terminal 4 X3 | - | - | - | - | - |
| Ground - Inline X303 Terminal B8 | - | 2 | 2 | - | - |
| 1. Power seat and memory functions inoperative 2. Scan Tool Does Not Communicate with Low Speed GMLAN Device |
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