Problems owners report
Complaints filed with NHTSA about the 2002 Chevrolet Avalanche 2500, by the system named in each complaint. One complaint can name several.
- Engine and engine cooling28
- Service brakes11
- Service brakes, hydraulic7
- Electrical system5
- Engine3
- Fuel system, gasoline3
- Trailer hitches2
- Visibility1
- Power train1
- Air bags1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 1 injuries and 0 deaths reported
Compared with other years
20022003
NHTSA ODI complaints by model year
Recalls
No recall campaigns cover the 2002 Chevrolet Avalanche 2500.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Chevrolet told its dealers about the 2002 Chevrolet Avalanche 2500: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11010544 | This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil. |
| 11006621 | Vehicle 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 modules need updating and then proceed to updating affected modules (with some exceptions). The updating of modules is completed in parallel instead of the technician needing to update one module at a time. This allows a more streamlined approach for dealers and customers. |
| 11006421 | GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the dealers to be more careful not to damage the transmissions during removal and to package the core properly for return. |
| 11004761 | This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up. |
| 11004557 | This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim. |
| 11002312 | This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information. |
| 10252735 | This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish. |
| 10252163 | XM Audio Traffic And Travel Link Availability And Operation. |
| 10251890 | This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up. |
| 10251887 | This bulletin advises the technician of possible location of an internal coolant leak from a specific cylinder head and location. |
| 10250775 | This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system. |
| 10249590 | This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim. |
| 10249579 | This PI bulletin advises the technician on the proper way to install the pistons in an engine. |
| 10249011 | This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage. |
| 10248444 | Vehicle Recalls |
| 10247681 | Information On Requests To Add OnStar Bluetooth Option. |
| 10247552 | This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories. |
| 10246952 | Programming And Activation Of Replacement OnStar Modules. |
| 10246951 | Programming And Activation Of Replacement OnStar Modules. |
| 10246647 | Pre-Formed and Pre-Flared Hydraulic Brake Pipe Kits Now Available for Service |
| 10246646 | Pre-Formed and Pre-Flared Hydraulic Brake Pipe Kits Now Available for Service |
| 10246645 | Pre-Formed and Pre-Flared Hydraulic Brake Pipe Kits Now Available for Service |
| 10246631 | Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules |
| 10245951 | Canadian Customers Unable To Place Calls And Turn By Turn Inoperative In The United States. |
| 10245950 | Canadian Customers Unable To Place Calls In The United States |
NHTSA manufacturer communications (public domain)
NHTSA investigations
EA11001 · Service brakes, hydraulic:foundation components:hoses, lines/piping, and fittingsopened 5 Jan 2011 · closed 8 Apr 2015
Brake line corrosion failure
EA07013 · Trailer hitchesopened 14 Sept 2007 · closed 12 Sept 2008
TRAILER HITCH RECEIVER FAILURE
PE07025 · Trailer hitchesopened 14 May 2007 · closed 14 Sept 2007
TRAILER HITCH RECEIVER FAILURE
NHTSA Office of Defects Investigation