GMC Terrain: Diesel Exhaust Fluid / Service Emission System

If a problem occurs with the vehicle emission system, the DIC message SERVICE EMISSION SYSTEM - SEE OWNERS MANUAL NOW – 282 KM (175 MI) UNTIL 104 KM/H (65 MPH) MAX SPEED displays. The displayed mileage will decrease as driving continues. In some cases this message will clear itself, indicating that the emission system was able to correct the condition. If the DIC message persists, see your dealer or additional DIC messages may display.

When the mileage countdown is zero, the DIC message SERVICE EMISSION SYSTEM - SEE OWNERS MANUAL NOW - TRANSITIONING TO 104 KM/H (65 MPH) MAX SPEED displays. A chime also comes on. Vehicle speed will be reduced to a maximum speed limit of 104 km/h (65 mph).

After the transition to 104 km/h (65 mph) is complete, the DIC message SERVICE EMISSION SYSTEM - SEE OWNERS MANUAL NOW - SPEED LIMITED TO 104 KM/H (65 MPH) – 120 KM (75 MI) UNTIL 88 KM/H (55 MPH) MAX SPEED displays. The displayed mileage will decrease as driving continues. A chime also comes on.

When the mileage countdown is zero, the DIC message SERVICE EMISSION SYSTEM - SEE OWNERS MANUAL NOW - TRANSITIONING TO 88 KM/H (55 MPH) MAX SPEED displays. A chime also comes on. Vehicle speed will be reduced to a maximum speed limit of 88 km/h (55 mph).

After the transition to 88 km/h (55 mph) is complete, the DIC message SERVICE EMISSION SYSTEM - SEE OWNERS MANUAL NOW - SPEED LIMITED TO 88 KM/H (55 MPH) displays. A chime also comes on.

    Service Exhaust Fluid System

    If a problem occurs with the DEF system, the DIC message SERVICE EXHAUST FLUID SYSTEM - SEE OWNERS MANUAL NOW – 160 KM (99 MI) UNTIL 104 KM/H (65 MPH) MAX SPEED displays...

    Automatic Transmission

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    Other information:

    GMC Terrain 2018-2025 Owners Manual: Exhaust Fluid Quality Poor


    Use only exhaust fluid that is GM approved, or fluid containing the API certified or ISO 22241 label. All DEF has an expiration date. If the system detects poor quality, or contaminated or diluted DEF, the DIC message EXHAUST FLUID QUALITY POOR - SEE OWNERS MANUAL NOW – 160 KM (99 MI) UNTIL 104 KM/H (65 MPH) MAX SPEED displays. The displayed mileage will decrease as driving continues...

    GMC Terrain 2018-2025 Owners Manual: Tire Changing


    Removing the Spare Tire and Tools Tow Eye (If Equipped) Capless Funnel Adapter (If Equipped) Wheel Wrench Strap Jack Screwdriver (If Equipped) To access the spare tire and tools: Open the liftgate. See Liftgate. Fold the rear part of the load floor to the front, pull it rearward to disengage the clips, then pull upward to remove it. Pull the spare tire cover forward and up..

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