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Electrical systemPart report

2009 GMC Sierra 1500 Electrical system Problems

Complaints
20about this part
Share
9%of 234 total for the year
Median mileage
65,000miles
Trend
StableComplaints filed in the last 3 full calendar years are within 25% of the 3 years before.

NHTSA recorded 20 complaints about the electrical system of the 2009 GMC Sierra 1500, 9% of the 234 complaints for this model year. Where a mileage was given, the median is 65,000 miles. 1 a fire, according to the filers.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“I purchased my truck about 1 year ago and it had 32,00 miles on it, it now has 40,000 miles. Everything was fine with it until about mid-april. I was driving to kalamazoo to see my daughter on I-94 around 72 MPH with the cruise control on. I turned on my left turn signal to change lanes to pass the person in front of me and to my dismay my speed dropped drastically as the cruise control disengaged. This happened several times on the way to kalamazoo that day. …”

NHTSA complaint #11101178, filed 2018-06, 40,000 miles

“The power door locks won't lock and unlock. I have already replaced one door lock mechanism at my cost. Now a second lock won't function. This is well known by GM. They refuse to recall it. This is a safety issue. Gm needs to repair these door locks.”

NHTSA complaint #10572929, filed 2014-03, 40,000 miles

“My truck died in traffic but I was able to get started and home (2 miles). My check engine light came on and I am reading a code u0191, which refers to the fuel pump flow control module. I had to purchase a battery because I had a battery draining issue and was having to jump it if it sat for a couple of days. My truck will not start at this time. After doing some checking, both my fuel pump and fuel flow module fuses are hot even with the truck ignition off. Which would indicate a short in the system. …”

NHTSA complaint #10966135, filed 2017-03, 65,000 miles

“I'm having electrical/computer problems that started over a year ago and continue to increase. First, my speakers go off and on as they please. The driver side door speaker is the only one that stays on consistently, and it has nothing to do with hitting bumps or anything else. Second, my power looks have gone out. My key fob will still work them and they still lock and unlock when truck is moved between park and drive. But the buttons on the door do not work. I've replaced all the fuses, and still, nothing. Third, my cruise control is going out. …”

NHTSA complaint #10701208, filed 2015-03, 85,000 miles

“All door locks are inoperative. They will not lock or unlock the doors with either the key of the door lock buttons. Just found this website-hence delay in reporting, did contact dealership-cost of repair is astronomical”

NHTSA complaint #10948568, filed 2017-01, 73,000 miles

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
20262014%
20252621%
20244311%
20236413%
20228314%
20217613%
20208117%
20199514%
20184314%
20175415%
20165416%
20159613%
201412917%
201365%
201287%
2011176%
2010106%
2009209%
2008318%
2007228%
20062014%
20056738%
20048138%
20034324%
200232%
200175%
200053%
199985%
199835%
199722%
1996120%

Other parts of the 2009 GMC Sierra 1500

Air bags
122 complaints
Other or unknown
38 complaints
Body and structure
20 complaints
Engine
13 complaints
Vehicle speed control
12 complaints
Fuel system
11 complaints
Transmission and drivetrain
9 complaints
Brakes
6 complaints
Engine cooling
4 complaints
Suspension
4 complaints
Electronic stability control
3 complaints
Exterior lighting
3 complaints

← All problems reported for the 2009 GMC Sierra 1500

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology