2002 Chevrolet Avalanche 1500 Electrical system Problems
- Complaints
- 11about this part
- Share
- 7%of 154 total for the year
- Median mileage
- 115,500miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 11 complaints about the electrical system of the 2002 Chevrolet Avalanche 1500, 7% of the 154 complaints for this model year. Where a mileage was given, the median is 115,500 miles. 1 of these say a crash was involved, according to the filers.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“My 2002 chevy AVALANCHE 1500,2wd had the same problem. The truck stalled and then shut off while I was driving on the freeway. I replaced the crank positioning sensor and it works well now...but it was very dangerous when it shut off,I almost caused a huge accident.”
NHTSA complaint #10325852, filed 2010-04, 105,000 miles“I was driving at night and the low beam lights stopped working. I change the fuses, low beam lights, daytime running light relay, and headlight relay and the low beam light still doesn't work.”
NHTSA complaint #10605059, filed 2014-06, 160,000 miles“Recently my 2002 Chevrolet avalanche has begun to shut off while driving which causes the vehicle to lose power. Another important safety issue, the brakes began to press all the way to the floor while braking. On august 3, 2011 while my son was driving the vehicle approaching a stop light, he pressed the brakes which went to the floor and rear ended vehicle in front that was making a turn. The front bumper is now damaged ( t-boned) and the air bags did not deploy. I'm not very pleased that I never received any notices about the braking system. …”
NHTSA complaint #10421669, filed 2011-08, 141,574 miles“Odometer Fraud. The contact previously owned a 2002 Chevrolet Avalanche 1500. The contact stated the vehicle was sold to a private buyer with an odometer reading of 205,000 miles. Subsequently, the contact discovered the vehicle was listed for sale on Facebook Marketplace with a rolled-back odometer reading of 158,000 miles. When the contact’s daughter inquired about the discrepancy, the seller confirmed the lower mileage. Upon further investigation, the contact found a second listing for the same vehicle displaying 178,000 miles. …”
NHTSA complaint #11742785, filed 2026-06, 205,000 miles“The four wheel drive service lamp frequently illuminates at different speeds and stays on until the truck is restarted, then the lamp will stay off for days , then come back on for no reason, when the truck is scanned no codes are returned, the truck seems to drive fine, but the problem is very annoying.”
NHTSA complaint #10424646, filed 2011-09, 35,000 milesRelated service bulletins
- 11009156Oct 25, 2024This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester…
- 11006621Aug 26, 2024Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which…
- 11002312Jun 6, 2024This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414…
- 10252735Mar 28, 2024This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
- 10237671May 19, 2023This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its…
- 10225615Oct 19, 2022This service bulletin provides information on Module Harvesting.
- 10198890May 25, 2021This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or…
- 10173682Mar 10, 2020This Preliminary information communicates information to dealership on how to clear a B1001 DTC after replacing the BCM or SDM.
- 10171318Jan 31, 2020This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester…
- 10167434Oct 10, 2019This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately…
Electrical system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2013 | 2 | 7% |
| 2011 | 4 | 14% |
| 2010 | 1 | 17% |
| 2009 | 2 | 10% |
| 2008 | 7 | 19% |
| 2007 | 11 | 10% |
| 2006 | 4 | 10% |
| 2005 | 47 | 36% |
| 2004 | 53 | 37% |
| 2003 | 84 | 46% |
| 2002 | 11 | 7% |
Other parts of the 2002 Chevrolet Avalanche 1500
96 complaintsBody and structure
11 complaintsAir bags
8 complaintsSteering
7 complaintsFuel system
6 complaintsTransmission and drivetrain
6 complaintsExterior lighting
5 complaintsSuspension
5 complaintsEngine
4 complaintsTires
4 complaintsVehicle speed control
4 complaintsEngine cooling
3 complaints
← All problems reported for the 2002 Chevrolet Avalanche 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