September 30: LEMON manuals is back up on a temporary server! Slowness is possible
Diagnostic Fault Information
| Circuit |
Short to Ground |
Open/High Resistance |
Short to Voltage |
Signal Performance |
| Powertrain High Speed GMLAN Serial Data (+) |
U0074 |
U0074, U0100-U0299* |
U0074 |
- |
| Powertrain High Speed GMLAN Serial Data (-) |
U0074 |
U0074, U0100-U0299* |
U0074 |
- |