Did you perform the Instrument Cluster System Check?

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Go to Step 2

Go to Instrument Cluster System Check

Using a scan tool ensure that the vehicle control module (VCM) is correctly calibrated for the axle ratio and the tire size.

Is the calibration correct?

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Go to Step 3

Go to VCM Replacement/Programming in Engine Controls

1. Perform a test drive over a known distance.
2. The distance should be 8 km (5 mi) or more.
3. Use a scan tool in order to compare the indicated speed to the speedometer indication while at speed.
4. Record the initial and the final odometer readings and the actual distance driven

While at 88 KPH (55MPH), are the scan tool and the speedometer indicators discrepant by more than the specified value?

6 km/h (4 mph)

Go to Step 4

Go to Step 5

Divide the actual distance driven by the indicated distance driven.

Is the result within the specified values?

0.96-1.04

Go to Instrument Cluster System Check

Go to Step 5

Replace the instrument cluster. Refer to Instrument Cluster Replacement .

Is the repair complete?

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Go to Instrument Cluster System Check

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