I have a Chevy Silverado 3500 dually 1997 7.4 liter engine with an Allison transmission transmission not shifting out into last gear

20

Asked by Feb 07, 2015 at 02:41 PM about the 1997 Chevrolet C/K 3500 Ext. Cab 2WD

Question type: Maintenance & Repair

7 Answers

35,075

Is the transmission fluid level okay? Remember to always rule out the obvious first.

1 out of 1 people think this is helpful.
20

Yes

20

Yes just will not Chang into last gear but will go into passing gear

1 out of 1 people think this is helpful.
35,075

Passing gear is just downshifting 1 gear.

1 out of 1 people think this is helpful.
20

This is a gas burner

35,075

You should have a 4L80E transmission. It is NOT an Allison. If you push the overdrive button will the light come on?

Best Answer
20

No overdrive button

1 out of 1 people think this is helpful.

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