How to Delete or Disable Active Fuel Management (AFM)
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How to Delete or Disable Active Fuel Management (AFM)

AFM or active fuel management is a GM/Chevy technology meant to improve gas mileage. AFM works by deactivating half of the engines cylinders under certain circumstances to reduce fuel usage. It essentially turns your V8 engine into a V4 which saves fuel. GM claims fuel improvements ranging from 5%-15% depending on the engine. So why…

Chevy Truck Losing Power when Accelerating – Solved

We know that your Chevy truck is precious to you and so if your Chevy is losing power when accelerating, that is a serious issue at hand. Vehicle owners usually start preparing for a big and costly repair whenever they encounter motor capacity losses. However, you need to first understand what the underlying cause is…

Chevy Service Stabilitrak & Traction Control Lights

Chevy Service Stabilitrak & Traction Control Lights

How to Fix Chevy “Service StabiliTrak” & “Service Traction Control” Early to mid 2000’s Chevy trucks and suburbans have a common problem with the stabilitrak and traction control service lights appearing on the dash. For most truck owners, the warning lights occur frequently when the truck is idling and then disappears and reappears while driving….

Duramax P2563 Engine Code: Vane Position Sensor

When your Duramax begins throwing a P2563 code, a scan tool will read ‘Turbocharger Vane Control Position Sensor Performance‘. The vane position sensor controls the unison ring and turbo vanes located within the Duramax’s Garrett turbocharger. P2563 and P003A are common engine codes amongst 2004.5 to 2016 Duramax turbo engines which us variable geometry Garrett…

P0449 Engine Code – Diagnosis & Troubleshooting

The P0449 engine code pertains to the EVAP system, which is the acronym for the Evaporative Emissions Control System. The purpose of the EVAP system is to absorb fuel vapor from the fuel tank to prevent it from being released into the atmosphere, which is environmentally damaging. The system collects fuel vapors via a canister filled…

Chevy P1345 Engine Code: Diagnosis & Repair

Receiving a P1345 code on your Chevy or GMC vehicle will read out as “Crankshaft Position-Camshaft Position Correlation”. While this error code can be caused by a faulty camshaft position sensor (CMP) or crankshaft position sensor (CPS), the issue a lot of the time relates to engine timing. On older Chevy engines, specifically the 5.7 Vortec,…