Subject: | Service Ride Light On DIC and Several Electrical Concerns |
Models: | 2004-2007 Cadillac XLR and XLR V-Series |
The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.
A customer may comment of a "Speed limited to 90mph" and "Service Stability" message on the DIC, vehicle may not restart after turning off, various MILs illuminated. Further inspection with the Tech2 may reveal DTCs b1327 in various modules, b1325 sym03 in the BCM, TCM p1825, b2880 and b2860 in the DPM and possible other DTC u2112 c0561 c0281 c0040 c0035.
Inspect G402 on the right rear frame rail near the right rear wheel house. Remove the nut, inspect the terminal, clean the ground and re-secure to the frame.
Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.