Service bulletins for the 2012 Chevrolet Avalanche
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
1612 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
Only bulletins with component: Body and frame are shown. Show all
| 19-NA-255 | 2025-04-10. Service bulletin. STRUCTURE:BODY. This service bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). |
|---|---|
| 21-NA-043 | 2024-12-10. Service bulletin. STRUCTURE:BODY; WHEELS; ENGINE; SERVICE BRAKES; UNKNOWN OR OTHER. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer. |
| 19-NA-255 | 2024-11-15. Service bulletin. STRUCTURE:BODY. This service bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). |
| 23-NA-219 | 2024-11-05. Service bulletin. UNKNOWN OR OTHER; STRUCTURE:BODY. This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories. |
| PI0564F | 2024-05-06. Service bulletin. STRUCTURE. Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting. |
| PI0564E | 2024-05-06. Service bulletin. STRUCTURE. Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting. |
| PI0564D | 2024-05-06. Service bulletin. STRUCTURE. Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting. |
| PI0564C | 2024-05-06. Service bulletin. STRUCTURE. Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting. |
| 19-NA-255 | 2024-04-05. Service bulletin. STRUCTURE. This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). |
| 19-NA-255 | 2024-03-29. Service bulletin. STRUCTURE. This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). |
| PI0281K | 2024-02-14. Service bulletin. STRUCTURE. This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers. |
| 19-NA-255 | 2024-02-06. Service bulletin. STRUCTURE. This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). |
| PIT5201 | 2023-12-26. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY:DOOR. Driver or Passenger Door Module DTC B2555. |
| PIT5180A | 2023-12-26. Service bulletin. STRUCTURE. Whistle Noise From Drivers Side A Pillar Area. |
| PIT5180 | 2023-12-26. Service bulletin. STRUCTURE. Whistle Noise From Drivers Side A Pillar Area |
| PIT5201 | 2023-12-11. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY:DOOR. Driver or Passenger Door Module DTC B2555. |
| PIT5180A | 2023-12-11. Service bulletin. STRUCTURE. Whistle Noise From Drivers Side A Pillar Area. |
| PIT5180 | 2023-12-11. Service bulletin. STRUCTURE. Whistle Noise From Drivers Side A Pillar Area |
| 120421001B | 2023-12-04. Service bulletin. STRUCTURE; UNKNOWN OR OTHER. Transfer Case Identification First Design vs. Second Design |
| 99-08-51-001F | 2023-07-14. Service bulletin. STRUCTURE. This service bulletin provides information on Paintless Dent Repair Process. |
| PIT3227S | 2023-06-13. Service bulletin. STRUCTURE:BODY:TAILGATE. This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer this condition is a normal operating characteristic of their vehicle. |
| PI0281J | 2023-05-04. Service bulletin. POWER TRAIN; STEERING; STRUCTURE; SUSPENSION; ENGINE AND ENGINE COOLING. This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers. |
| PI0754F | 2023-03-03. Service bulletin. VISIBILITY:GLASS, SIDE/REAR:CRITICAL FASTENERS; UNKNOWN OR OTHER; STRUCTURE. This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic. |
| 19-NA-255 | 2022-12-03. Service bulletin. STRUCTURE. This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). |
| PIP5358B | 2022-06-13. Service bulletin. STRUCTURE. This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.