Some customers may comment on a low or dead battery, no crank due to a dead battery or unwanted alarm Perform all steps as appropriate in the battery electrical drain/parasitic load test procedure in service information To resolve this issue, authorized dealerships are instructed to reprogram the k9 body control module (bcm) using the latest.
Chevy Suburban Battery Draining: Causes + Diagnosis | Drivetrain Resource
Check for technical service bulletins (tsbs) on your vehicle by make, model, and year.
According to a techlink article published on october 20, 2023, this switch may keep the.
If your chevy tahoe or suburban has this issue, gm techlink has published a. In this case, the k171 hands free liftgate module is repeatedly waking up the bcm, causing a very high amp draw. Before connecting a multimeter to the battery, verify that the dome light is shutting off when. Although diagnosing a parasitic draw can be a frustrating process, the ramifications of not resolving the matter—coming out to a.
General motors has identified an issue with the power liftgate draining the battery on. If there is an excessive load on the electrical system that is draining the battery after the. Overnight battery drain in a chevy suburban is commonly caused by parasitic draw from accessories like interior lights, aftermarket. Parasitic draw problems have changed a lot over the years
Something happened thursday night to begin a stage of parasitic draw
I came out friday morning to a dead battery on a.
