There are 1 stored owner reports matching the powertrain & transmission leading-label group for the 2013 Chevrolet Avalanche in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 1 of 1 matching reports.
Open the full vehicle complaint log (all categories)Repeated instances of engine misfire/loss of power due to known issue with 5.3L Engines. Chevy/GM have repeatedly not fixed root cause/issues leading to "Stabilitrac/Traction control" error messages during engine misfire while driving in traffic. On 3 of these occasions loss power in roads/intersections with oncoming traffic. Two of these occasions,almost caused collisions. Currently truck at dealership since 4/11/22, with Warranty company (extended warranty) and Chevy dealership discussing mechanical issues with Rings, Pistons, Lifters versus "Carbon build up". Engine very low mileage per year. Total milage under 72k. Carbon is in all engines, failure root cause according to research and service department not related to carbon. In conversation with Service Manager, in past Chevy service departments followed guidelines of "Stick a plug and wire on it, and send it out". 3/19/16- 4/2/16: Issues started. Reported to Chevy performance issues. Did this on 2-3 occasions, air filter replaced one visit, told "without error messages, can not diagnose problem." 31k mile 6/18/16: "Stabilitrac/Traction control" error messages. Engine misfires start. Diagnosis fouled #7 spark plug. Spark plug replaced. Service department verbal comment, "Don't know cause, platinum plugs good to 100K, never seen this before"34k mile 2/21/18: "Stabilitrac/Traction control" error messages. Engine misfire in traffic. Diagnosis misfires with #7 spark plug. Service replaced valve cover with updated metal flap to stop oil from spraying on plug. Removed intake manifold/clean intake runners of oil deposits 7/31/21: #7 checked.No issues 53K 11/11/21: "Stabilitrac/Traction control" error messages. Engine misfire/ stall badly in traffic. Multiple misfires with #7 cylinder. Diagnosis:No issues found after error message reset.Truck perfect, passed inspection to purchase Extended warranty from dealership 4/11/22: "Stabilitrac/Traction control"error messages. Engine misfire/stall in traffic. Engine failure
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Sep 13, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.