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.
Typical Scan Tool Data
2006 Buick Terraza CXL, 3.5 L, AWDSECTION Typical Scan Tool Data
WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Always perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
Cylinder Deactivation Data
| Display Parameters | Normal Range | Short to Ground | Open/High Resistance | Short to Voltage |
|---|---|---|---|---|
| Operating Conditions: Engine running, vehicle traveling at 40 mph under a light load condition and steady throttle input. | ||||
| Cylinder Deactivation System Command | V4 or V8 mode | V8 mode | V8 mode | V8 mode |
| Cylinder Deactivation Performance | OK | Fault | Fault | Fault |
| Cylinder Deactivation Cycles | Increment by a count of one during V8 to V4 mode | Zero counts or counter stops incrementing | Zero counts or counter stops incrementing | Zero counts or counter stops incrementing |
| Distance with Cylinder Deactivated | Increment by a count of one for each mile/km in V4 mode | Zero counts or counter stops incrementing | Zero counts or counter stops incrementing | Zero counts or counter stops incrementing |
RENDER: 1.0x
NO RELATED
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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.