2012 Cadillac Escalade: Electrical System complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 12 owner complaints for the 2012 Cadillac Escalade that list the electrical system component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11349991 (filed 08/18/2020): “Interior dash crack , onstar system stop working…”
- NHTSA complaint ODI #11315838 (filed 03/03/2020): “The car loose power on the road the electronics in car go crazy these may lead to accidents or injuries code c0900 a lot of gm product have the same problem gm needs to do a recall this happen in the highway in rush hour please take action…”
- NHTSA complaint ODI #11269759 (filed 10/20/2019): “Issue started by having the engine cutoff or go into low power mode. mechanic tried fining power issues, ended up replacing pcm board. issue remained. then oil pressure sensor check engine light came on, had a mechanic replace the oil pressure sensor and everything worked for a little while. next lo…”
Likely causes
These complaints do not establish a single root cause; read the examples above and get a diagnosis.
Fix, in plain English
No single fix is established by these reports. Check your VIN for open recalls at nhtsa.gov/recalls, ask a dealer about technical service bulletins (TSBs) or extended warranty coverage, then have the system diagnosed.
DIY difficulty: Moderate
Finding and splicing chewed wiring is doable with a multimeter and patience but can be time-consuming; harness replacement is pro work. (Our assessment.)
Cost
No sourced cost range for this issue. Get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
- NHTSA complaints API: ESCALADE 2012
- NHTSA complaints API: ESCALADE ESV 2012
- NHTSA complaints API: ESCALADE EXT 2012
Page last updated .