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Chevy or GMC Screen Stuck on “Device is Starting”? GM’s PIC6630 Fix – and What I’d Try First
If your Chevy or GMC infotainment screen is stuck on “Device is Starting…” and never loads the Home screen, you’re not the only one. GM has released bulletin PIC6630 with a specific software repair that lets dealers recover the A11 radio without always replacing hardware. In this article, I walk through the simple resets I would try at home first to avoid a service visit, and then explain exactly what your dealer will do using the Radio Data Reset function and a fresh softwar
Recall N252532020: Missing Owner’s Manual on Some 2026 Chevrolet Silverado Trucks
GM has issued safety recall N252532020 for certain 2026 Chevrolet Silverado 1500, 2500HD, and 3500HD trucks that left the factory without a printed owner’s manual. Because the manual contains required FMVSS/CMVSS safety information on child seat anchors and crash protection, dealers must now provide and install the correct book in the glove box at no charge to the owner.
New GM Bulletin Targets Harsh 10L80 Engagement After Auto Stop on 2026 3.0 Duramax Trucks
GM has released bulletin #25-NA-325 for 2026 Silverado and Sierra 1500 trucks equipped with the LZ0 3.0 Duramax and 10L80 (MQB) transmission to address a harsh or jerky engagement when the engine restarts after an Auto Stop event. The fix is a Transmission Control Module (TCM) software update, which dealers can apply after checking for the latest calibration, with no hard parts replaced.
6.6L Duramax Diesel Engine
New GM Emissions Recall N242438500: 2024 L5P Duramax SCR Fault Detection
General Motors has launched a new emissions recall that affects certain 2024 Chevrolet Silverado HD and GMC Sierra HD trucks equipped with the 6.6L L5P Duramax. Recall ID: N242438500 Title: ECM OBD – Selective Catalyst Reduction (SCR) Fault Detection Release Date: November 2025 Applies To: 2024 Chevrolet Silverado 2500HD / 3500HD (L5P 6.6L Duramax) 2024 GMC Sierra 2500HD / 3500HD (L5P 6.6L Duramax) This is a voluntary emissions recall focused on the software that monitors
EPA Issues Guidance to Fix DEF Derates: What the New Rule Means for Your 3.0 Duramax
If you’ve been driving your 3.0 Duramax-equipped truck or SUV, you're likely familiar with the frustration of a Diesel Exhaust Fluid...
The Devastating Consequences of Fuel Contamination in Your Duramax Diesel: DEF vs. Gasoline
For Duramax diesel owners, the fuel system is the lifeline of your vehicle’s performance, delivering the power and efficiency you rely...
3.0L Duramax Diesel Engine
The 3.0 Duramax Goes to Sea: Why the OXE Marine + GM Deal Is Good News for Owners
When news broke that OXE Marine and GM Marine had signed a development agreement to use Duramax engines in a new generation of diesel outboards, most people saw it as a marine story. For 3.0 Duramax owners, it is something else entirely: It’s a strong signal that GM sees the LZ0 3.0L Duramax inline-six as a long-term platform, not a short-lived experiment. In this article, we’ll break down what the agreement actually says, why it matters for truck and SUV owners, and how a
LM2 3.0 Duramax: GM Issues Special Coverage for Coolant Control Valve (N252508341)
Release: September 2025 • Bulletin: N252508341 • Applies to (LM2 3.0L Duramax):Chevrolet: Silverado 1500 (2021–2022), Suburban...
EPA Issues Guidance to Fix DEF Derates: What the New Rule Means for Your 3.0 Duramax
If you’ve been driving your 3.0 Duramax-equipped truck or SUV, you're likely familiar with the frustration of a Diesel Exhaust Fluid...
Other Diesel News
RECALL - Automatic Exterior Lights May Not Activate As Required
NOTE- Canadian Trucks Only N232431050-10: CMVSS Noncompliance Recall - Automatic Exterior Lights May Not Activate As Required - (Mar 26,...
Buyers Market -
Chevy or GMC Screen Stuck on “Device is Starting”? GM’s PIC6630 Fix – and What I’d Try First
If your Chevy or GMC infotainment screen is stuck on “Device is Starting…” and never loads the Home screen, you’re not the only one. GM has released bulletin PIC6630 with a specific software repair that lets dealers recover the A11 radio without always replacing hardware. In this article, I walk through the simple resets I would try at home first to avoid a service visit, and then explain exactly what your dealer will do using the Radio Data Reset function and a fresh softwar
Recall N252532020: Missing Owner’s Manual on Some 2026 Chevrolet Silverado Trucks
GM has issued safety recall N252532020 for certain 2026 Chevrolet Silverado 1500, 2500HD, and 3500HD trucks that left the factory without a printed owner’s manual. Because the manual contains required FMVSS/CMVSS safety information on child seat anchors and crash protection, dealers must now provide and install the correct book in the glove box at no charge to the owner.
New GM Bulletin Targets Harsh 10L80 Engagement After Auto Stop on 2026 3.0 Duramax Trucks
GM has released bulletin #25-NA-325 for 2026 Silverado and Sierra 1500 trucks equipped with the LZ0 3.0 Duramax and 10L80 (MQB) transmission to address a harsh or jerky engagement when the engine restarts after an Auto Stop event. The fix is a Transmission Control Module (TCM) software update, which dealers can apply after checking for the latest calibration, with no hard parts replaced.
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