Control parameters
The GMC Acadia has 4 control parameters.
● Confirmed◆ In testing○ Supported× Not supported
Absolute throttle position TPSAE J1979Confirmed
Throttle position at idle will usually be more than 0%, and throttle position at wide open throttle will usually be less than 100%.
Pelican can show this parameter as the throttle position.
- Request
01 11 - Service 01
PID 11 - Module
7E0 → 7E8 - Every
250 ms
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 100 ÷ 255)- Range
- 0 to 100 %
- Unit
- %
Confirmed for 2019, 2021, 2025. Supported for 2011, 2017, 2020, 2023.
Absolute throttle position B TP_BSAE J1979Confirmed
Pelican can show this parameter as the throttle position.
- Request
01 47 - Service 01
PID 47 - Module
7E0 → 7E8 - Every
250 ms
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 100 ÷ 255)- Range
- 0 to 100 %
- Unit
- %
Confirmed for 2019, 2021. Supported for 2025.
Relative throttle position TP_RSAE J1979Confirmed
Relative or 'learned' throttle position.
- Request
01 45 - Service 01
PID 45 - Module
7E0 → 7E8 - Every
250 ms
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 100 ÷ 255)- Range
- 0 to 100 %
- Unit
- %
Confirmed for 2019, 2021. Supported for 2025.
Steering wheel angle ACADIA_STEER_ANGLE
- Request
22 4C 2D - Service 22
DID 4C2D - Module
DA28 → 2AF128 - Every
100 ms - Testing
Bits 0 to 15 of the reply, 16 bits. The value is signed.
- Formula
(val × 220 ÷ 10000)- Range
- -720.896 to 720.874 °
- Unit
- °
In testing for 2024 to 2026.