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Jan 11
IOK Radio Updates - Complete List
2022 - 2025 Silverado / Sierra 1500 2024 - 2025 Silverado / Sierra 2500 / 3500 / HD 2022 - 2024 Tahoe / Suburban / Yukon / Yukon XL Y175...
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Jan 7
Premature Front Brake Pad Wear: Updated Front Brake Pads
General Motors (GM) recently issued Bulletin #24-NA-073 to provide important information regarding premature front brake pad wear on...
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Nov 26, 2024
Special CoverageN242454441 Momentary Rear Wheel Lock-Up
Hey there, fellow truck owners! I just wanted to give you the heads up on a new special coverage policy from GM that you might want to...
313
Nov 25, 2024
2024 Model Year Vehicles: N242478260 - Loose Steering Gear Motor Bolts/Fasteners
Important Service Update for 2024 Model Year Vehicles: N242478260 - Loose Steering Gear Motor Bolts/Fasteners Release Date : November...
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Oct 24, 2024
MASSIVE RECALL INCOMING? N242454440
GM Issues Stop Delivery Order for Safety Recall: Momentary Rear Wheel Lock-Up Affects Multiple Models (2020-2022) Date of Recall :...
10,797
Oct 15, 2024
Your Comprehensive Guide to DEF Fluid for Your Duramax Diesel Truck
If you’ve just purchased your first Duramax diesel truck, you’re likely excited about its power and performance. However, as a new diesel...
223
Sep 22, 2024
Service Update - 2500HD / 3500HD 10 Speed Transmission N242455950
General Motors has found a large enough issue with the 2024 and 2025 Silverado / Sierra 2500 HD / 3500 HD with the 10 speed "Allison"...
1,502
Aug 21, 2024
LZ0 Engine Axed For Cadillac But Finds Home In Chevrolet / GMC SUV's
The time has come, we finally get to see the LZ0 engine make it's way into the 2025 SUV's but unfortunately Cadillac felt the demand was...
218
Aug 21, 2024
California Owners: 3.0 Duramax Diesels Require a Reprogram
N242441450 just came out that applies to all 3.0 Duramax Diesels in California (2021 - 2024) (LM2 and LZ0)
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Jun 1, 2024
LZ0 ECM Update Available ! Regen Fix?
A new ECM Calibration Update has just arrived. This update is available if you have one of these codes listed below, DO NOT GO TO YOUR...
1,888
May 30, 2024
3.0 Duramax Diesel with LZ0 Possible Leak at Intake Manifold
A technical service bulletin #22-NA-128 addressing a malfunction indicator lamp (MIL) illumination issue has been updated to now include...
900
May 16, 2024
2024 L5P Major Engine Issue Found !
UPDATE- it has been said, not confirmed, that there are approximately 10 vehicles involved Release Date:Â May 2024 Program Effective...
11,169
May 14, 2024
What is: Diesel Fuel Injection Small Quantity Adjustment
In modern diesel fuel systems, small quantity adjustment plays a crucial role in optimizing engine performance and fuel efficiency. Small...
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May 10, 2024
2024 Silverado / Sierra Sheet Metal Splitting !?!?
If you own a 2024 Silverado or Sierra, it would be a good idea to inspect your left rear door jamb for any cracks. GM has just informed...
670
May 9, 2024
What is Regen / Regeneration in the 3.0 Duramax Diesel
Understanding Exhaust Regeneration in Your Chevrolet Silverado with a 3.0 Duramax Diesel Engine If you're a new owner of a Chevrolet...
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