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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.
(GM did not use the term OBD 1.5 in the documentation for these vehicles — they simply have an OBD and an OBD-II section in the service manual.) For example, the 1994–1995 model year Corvettes have one post-catalyst oxygen sensor (although they have two catalytic converters), and have a subset of the OBD-II codes implemented. [20]
Assembly Line Diagnostic Link, Assembly Line Data Link, or ALDL is a proprietary on-board diagnostics system developed by General Motors before the standardization of OBD-2. It was previously called Assembly Line Communications Link or ALCL. The two terms are used interchangeably.
The data link connector (DLC) is the multi-pin diagnostic connection port for automobiles, trucks, and motorcycles used to interface a scan tool with the control modules of a given vehicle and access on-board diagnostics and live data streams. [1] Prior to 1996, many OBD-I data link connector's were in the engine compartment, usually near the ...
The Chevrolet Silverado EV is a battery electric full-size pickup truck, to go on sale in Fall 2023 as part of the 2024 model year. Although it uses the Silverado nameplate, it shares few structural traits with the Silverado line, and is instead based on the electric platform used by the GMC Hummer EV.
GMT K2XX is an assembly code for a vehicle platform architecture developed by General Motors for its line of full-size trucks and large SUVs that started production with the 2014 model year. The "XX" is a placeholder for the last two digits of the specific assembly code for each model.
The GMT T1XX is the assembly code for a vehicle platform architecture developed by General Motors for its line of full-size trucks and large SUVs that has been announced to start production in the fall of 2018 for the 2019 model year. [1] The "XX" is a placeholder for the last two digits of the specific assembly code for each model.
Chevy's first major redesign after World War II, as a bigger, stronger, and sleeker design compared to AK Series Bel Air: 1950 1981 GM A GM B: 7 [n2 1] Chevy's mid-level full-size car for the 1950–1975 in US market and 1950–1981 for Canadian market 150: 1953 1957 GM A: 1 Fleet/economy version of the Bel Air 210: 1953 1957 GM A: 1