This informational bulletin explains how to care for wiper blades.
full bulletin at NHTSA ↗2005 Chevrolet Avalanche visibility problems
severe 3 complaints filed with NHTSA · avg repair $350 · see visibility across all vehicles →
When does it fail?
Of the 3 visibility complaints filed for the 2005 Chevrolet Avalanche, here's the actual mileage breakdown — failures cluster heaviest at 75,000-100,000 mi.
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
No new NHTSA visibility complaint has been filed on this vehicle in over 17 years — the issue may be aging out of the active population.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering visibility on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
This Preliminary Information communication provides information to the technician about the percentage of UV protection or tint offered by the windshield or side glass. Technician should be advised Windshield reduces UV rays down to 4% or less. Front side door glass reduces UV rays down to 35% or less. Windshields are SOLAR glass with a light transmittance of >/=70%. Front door glass are Solar glass with a light transmission of >/=70%. Rear door glass, quarter windows and back windows can use either Solar glass (>/=70%) or Privacy glass, which has a light transmittance of 20%.
full bulletin at NHTSA ↗GM: BLOWER INOPERATIVE AFTER CONTROL MODULE REPLACEMENT. THIS MAY OCCUR IF THE SPEED IS SET TO ANY SPEED POSITION, EXCEPT FOR LOW, WHEN THE KEY IS TURNED OFF. UPON NEST KEY UP, THE BLOWER MOTOR MAY BE INOPERATIVE. ALSO INCLUDED MODEL CHEVROLET TRAILBLAZER XL MODEL YEARS 2003-2007.
full bulletin at NHTSA ↗SERVICE INFORMATION IF SUNROOF WILL NOT CLOSE AND SYNCHRONIZATION PROCEDURE.
full bulletin at NHTSA ↗SUNROOF JAMS WHEN CLOSING.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 1 most recent
HVAC failure routing hot air when a/c is on and vice versa, also routing to defroster and heater works erratically. *tr
Common questions
How serious is the visibility problem on the 2005 Chevrolet Avalanche?
It's a meaningful issue. 3 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $350.
At what mileage does the visibility typically fail?
Based on the 3 complaints filed, visibility issues most often appear around 78,175 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $350 for visibility repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to visibility?
No active recalls currently cover visibility issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.