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Left to Right Gen-4, Gen-3, Gen-2, & Gen-1 Delco Electronics Motorsport Engine Control Modules. In 1994, a totally new Ilmor engine was introduced to IndyCar teams and the engine controller was Delco Electronics Gen-4: 12 wins including the 1994 Indianapolis 500, 16 races. In 1995, Gen-4 won 6 races out of 17.
A Regular Production Option (RPO) is a 3-digit standardized code used by General Motors to designate vehicle options & modifications. RPO codes designate how a vehicle is built, and they've been used on dealership order forms and in assembly plants since at least the 1950s (see Corvette C1).
GM solved this problem by using an approach developed by Boeing, replacing the milling head of a computerized milling machine with a ball-point pen and connecting the inputs of the mill to the 704 computer. To address the extremely limited amount of memory available on the 704, they broke the diagrams down into 32-by-32-inch squares, which ...
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.
It is generally a combined controller consisting of the engine control unit (ECU) and the transmission control unit (TCU). On some cars, such as many Chryslers, there are multiple computers: the PCM, the TCU, and the Body Control Module (BCM), for a total of three separate computers. These automotive computers are generally very reliable.
The Vortec 2200 (RPO code L43) is an OHV straight-4 truck engine. This engine is equipped with secondary air injection, and is flex-fuel capable. It is entirely different from the Iron Duke, and was the last North American iteration of the GM 122 engine. The 2200 uses an iron block and aluminum two-valve cylinder head.
Transport-layer services include the transmission of multi-CAN-frame messages based on the ISO 15765-2 multi-frame messaging scheme. It was developed and is used primarily by General Motors for in-vehicle communication and diagnostics. [3]
This engine debuted on the 2008 Cadillac STS and CTS. [8] [9] GM used an LLT in all 2009–2017 Lambda-derived crossover SUVs to allow class-leading fuel economy in light of the new Corporate Average Fuel Economy (CAFE) standards. In these crossovers, the LLT engine produced up to 288 hp (215 kW; 292 PS) and 270 lb⋅ft (366 N⋅m) of torque.