Technician A says that it may be necessary to modify an engine ECM programmable parameter using an electronic service tool after changing the rear axle ratio. Technician B says that it may be necessary to modify DIP switch settings on the instrument panel cluster after changing the rear axle ratio. Who is correct?
A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question

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The Answer of Technician A says that it may be necessary to modify an engine ECM programmable parameter using an electronic service tool after changing the rear axle ratio. Technician B says that it may be necessary to modify DIP switch settings on the instrument panel cluster after changing the rear axle ratio. Who is correct?
A) A only
B) B only
C) Both A and B
D) Neither A nor B

Technician a Says That It May Be Necessary to Modify