Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Inspection/Maintenance Complete System Set Procedure: Procedure
2004 Oldsmobile Bravada AWDSECTION Procedure
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Did you perform the Inspection/Maintenance (I/M) System Check? If yes, go to next step. If no, see INSPECTION/MAINTENANCE SYSTEM CHECK .
- Preprogram the scan tool with the vehicle information before the ignition is turned ON. Ensure that the vehicle is within the Conditions for Running specified in the supporting text. Turn OFF all of the accessories (e.g., A/C, blower fan, etc.). Set the vehicle parking brake. Verify that the transmission is in Park for automatic transmissions and Neutral for manual transmissions. Start the engine and allow the engine to idle. Allow the engine to idle for 2 minutes. When complete, go to next step.
- In order for the next group of tests to run, the vehicle must operate in the following conditions:
- Acceleration at part throttle to 50 MPH with this speed maintained until the engine reaches operating temperature. This may be up to 8-10 minutes depending on the start up coolant temperature.
- Continued operation under these conditions for an additional 3 minutes.
After procedure, go to next step.
- In order for the next group of tests to run, the vehicle must operate in the following conditions:
- Acceleration at 75 percent throttle until a speed of 68 MPH (110 km/h) is attained.
- Deceleration to zero MPH (0 km/h).
- Engine idling for 2 minutes while the following criteria is maintained:
- Service brake depressed.
- Automatic transmission in Drive.
- Manual transmission in Neutral with the clutch pedal depressed.
- Observe the I/M System Status with a scan tool. Did all of the I/M System Status indicators update to YES? If YES, go to next step. If no, go to the I/M System Set Procedure for the indicated systems.
- With a scan tool, observe the Emission Related DTC portion of the I/M System Status display. Does the scan tool indicate any Emission Related DTCs set? If yes, see DIAGNOSTIC TROUBLE CODE DEFINITIONS . If no, system is okay.
NOTE:
Once the engine is started, DO NOT turn the engine OFF for the remaining portion of the set procedure
WARNING:
Road test a vehicle under safe conditions and while obeying all traffic laws. Do not attempt any maneuvers that could jeopardize vehicle control. Failure to adhere to these precautions could lead to serious personal injury and vehicle damage.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.