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  2. OBD-II PIDs - Wikipedia

    en.wikipedia.org/wiki/OBD-II_PIDs

    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.

  3. On-board diagnostics - Wikipedia

    en.wikipedia.org/wiki/On-board_diagnostics

    Service / Mode $03 lists the emission-related "confirmed" diagnostic trouble codes stored. It either displays numeric, 4 digit codes identifying the faults or maps them to a letter (P, B, U, C) plus 4 digits. See #OBD-II_diagnostic_trouble_codes. Service / Mode $04 is used to clear emission-related diagnostic information. This includes clearing ...

  4. Regular Production Option - Wikipedia

    en.wikipedia.org/wiki/Regular_Production_Option

    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).

  5. List of General Motors platforms - Wikipedia

    en.wikipedia.org/wiki/List_of_General_Motors...

    Produced by NUMMI, a joint venture between GM and Toyota. The successor to the S III platform. 2009 Pontiac Vibe. S V: FWD/AWD: 2006: 2013: 2006–2013 Toyota Corolla; 2009 – 2014 Toyota Matrix* 2009 – 2010 Pontiac Vibe; Produced by NUMMI, a joint venture between GM and Toyota. The successor to the S IV platform. 1978 Holden Gemini. T I ...

  6. General Motors J platform - Wikipedia

    en.wikipedia.org/wiki/General_Motors_J_platform

    The General Motors J platform, or J-body, is an automobile platform that was used by General Motors for compact cars from the 1982 to 2005 model years. The third generation of compact cars designed by GM, the J-body marked the introduction of front-wheel drive for its compact model lines, simultaneously replacing the rear-wheel drive H-body and the European U-body platforms, the latter being a ...

  7. Pontiac West Assembly - Wikipedia

    en.wikipedia.org/wiki/Pontiac_West_Assembly

    Pontiac West Assembly (also known as GMC Truck & Coach, GM Truck Validation Center and Pontiac Centerpoint Campus Validation Center) was a General Motors manufacturing facility located in Pontiac, Michigan.

  8. GMT T1XX platform - Wikipedia

    en.wikipedia.org/wiki/GMT_T1XX_platform

    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.

  9. SENT (protocol) - Wikipedia

    en.wikipedia.org/wiki/SENT_(protocol)

    For example: a 16-bit Short Serial Message Format transmits a 16 bit message across 16 Fast Channel message "frames". The message consists of: a 4 bit Message ID, 8 bits of data, and a 4 bit CRC code. It's encoded by bit 3 (the MSB) of the Status nibble being 1 for the first frame of the message, and zero for the following 15 frames.