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OBD-II PIDs (On-board diagnostics Parameter IDs) are codes used to request data from a vehicle, used as a diagnostic tool.. SAE standard J1979 defines many OBD-II PIDs. All on-road vehicles and trucks sold in North America are required to support a subset of these codes, primarily for state mandated emissions inspections.
An OBD-II software package when installed in a computer (Windows, Mac, or Linux) can help diagnose the onboard system, read and erase DTCs, turn off MIL, show real-time data, and measure vehicle fuel economy. [38] To use OBD-II software, one needs to have an OBD-II adapter (commonly using Bluetooth, Wi-Fi or USB) [39] plugged in the OBD-II port ...
All Silverado and Sierra 1500 models received a revised bumper and shortened front fascia for the 2009 model year, and extended and crew cab models equipped with the Vortec 5300 V8 received a new six-speed 6L80 automatic transmission. The Vortec 6200 V8 was made available for Silverado LT/LTZ and Sierra SLE/SLT models.
It allows a V6 or V8 engine to "turn off" half of the cylinders under light-load conditions to improve fuel economy. Estimated performance on EPA tests shows a 5.5–7.5% improvement in fuel economy. [1] GM's Active Fuel Management [2] technology used a solenoid to deactivate the lifters on selected cylinders of a pushrod V-layout engine.
1999–2002 Silverado 1500 Extended Cab 2001–2002 Silverado 2500HD Regular Cab. The light-duty trucks used the 1500 and 2500 names. They are available in three cab lengths: a 2-door standard/regular cab, 3- or 4-door extended cab, and for 2004, a full front-hinged 4-door crew cab (derived from the 2001 HD trucks).
Priming may refer to: Priming (agriculture) , a form of seed planting preparation, in which seeds are soaked before planting Priming (immunology) , a process occurring when a specific antigen is presented to naive lymphocytes causing them to differentiate either into armed effector cells or into memory cells