Chevrolet Trailblazer OBD-II support
Model years 2002 to 2026CombustionOnboarded
34,750 miles driven with Pelican by 19 drivers
The OBDb lists 94 parameters for the Chevrolet Trailblazer, read from 3 control modules. Real responses from Chevrolet Trailblazer cars confirm 17 of them. Drivers have tested model years 2021 to 2025.
Support by model year
A solid mark means a real response confirmed the parameter. A light mark means the car's signalset reads it but no response has confirmed it yet.
| Year | Status | Fuel | Speed | Range | Odometer | Tires |
|---|---|---|---|---|---|---|
| 2002 to 2009 | Onboarded | Fuel tank level: No data | Speed: No data | Range: No data | Odometer: No data | Tire pressures: No data |
| 2012 to 2020 | Onboarded | Fuel tank level: No data | Speed: No data | Range: No data | Odometer: No data | Tire pressures: No data |
| 2021 to 2026 | Onboarded | Estimated | Odometer: No data | Tire pressures: No data |
Confirmed by a real response Read by the signalset, not yet confirmed
Parameters
The parameters of the Chevrolet Trailblazer, by group. These are the commands that Chevrolet added, and the SAE J1979 standard parameters that real cars confirm. Open a group to see each parameter, how Pelican decodes it, and the model years that real cars confirm.
Connectables20
Absolute throttle position, Absolute throttle position B, Air flow rate from mass air flow sensor, Calculated engine load and 16 more17 of 19 commands confirmed by real cars2 in testing17/19Battery5
Charge air cooler temperature sensor 1, Charge air cooler temperature sensor 2, Control module voltage, Ignition 1 voltage and 1 more1 of 5 commands confirmed by real cars4 in testing1/5Climate1
Ambient air temperatureConfirmed by real cars1/1Clocks1
Time since engine startConfirmed by real cars1/1Control7
Absolute throttle position, Absolute throttle position B, Front left wheel speed, Front right wheel speed and 3 more3 of 7 commands confirmed by real cars4 in testing3/7Control › Pedals2
Accelerator pedal position D, Accelerator pedal position EAll commands confirmed by real cars2/2DTCs5
Distance traveled since diagnostic trouble codes cleared, Distance traveled while MIL was activated, Malfunction indicator lamp, Number of DTCs stored in this ECU and 1 moreAll commands confirmed by real cars4/4DTCs › Status30
A/C system refrigerant monitoring, A/C system refrigerant monitoring completed, A/C system refrigerant monitoring ready, Catalyst monitoring and 26 moreAll commands confirmed by real cars2/2DTCs › Support16
A/C system refrigerant monitoring supported, Catalyst monitoring supported, Comprehensive component monitoring enabled, Comprehensive component monitoring supported and 12 moreAll commands confirmed by real cars2/2Engine93
1-2 shift error, 1-2 shift time, 2-3 shift error, 2-3 shift time and 89 more38 of 87 commands confirmed by real cars49 in testing38/87Engine › Internal8
IAT Bank 1, Sensor 1 supported, IAT Bank 1, Sensor 1 supported, IAT Bank 1, Sensor 2 supported, IAT Bank 1, Sensor 3 supported and 4 moreAll commands confirmed by real cars2/2Engine › OxygenSensors12
02S Bank 1, Sensor 1 present, 02S Bank 1, Sensor 2 present, 02S Bank 1, Sensor 3 present, 02S Bank 1, Sensor 4 present and 8 moreAll commands confirmed by real cars5/5Fuel21
Commanded Fuel Rail Pressure A, Commanded Fuel Rail Pressure B, Engine exhaust flow rate, Engine fuel rate (alternate) and 17 more5 of 14 commands confirmed by real cars9 in testing5/14Fuel › Internal6
Commanded Fuel Rail Pressure A data supported?, Commanded Fuel Rail Pressure B data supported?, Fuel Rail Pressure A data supported?, Fuel Rail Pressure B data supported? and 2 moreConfirmed by real cars1/1Movement5
Desired idle speed, Torque converter clutch slip speed, Torque converter clutch slip speed, Vehicle speed and 1 more2 of 5 commands confirmed by real cars3 in testing2/5OBD1
OBD requirements to which vehicle is designedConfirmed by real cars1/1Transmission8
Clutch slip, AT C1, ring, Clutch slip, AT C3, ring, Current gear, Current gear and 4 more8 in testing0/8Trips1
OdometerConfirmed by real cars1/1
CarPlay
Apple lists CarPlay for the Chevrolet Trailblazer in model years 2020 to 2025.
CarPlay can change with the market and the trim level. Ask the dealer about a specific car.
Help onboard this car
Help onboard more vehicles to the OBDb simply by installing Pelican, connecting your OBD scanner, and driving. Joining the beta testing crew gives you early access to upcoming Pelican features through limited-access TestFlight builds.
