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1994 gmc 1500 stalls when put in reverse have change out iac…

Customer Question
1994 gmc 1500 stalls...

1994 gmc 1500 stalls when put in reverse have change out iac tps map get valve and still stalls out when put into reverse

Mechanic's Assistant: Is the check engine light on? Does the car stall at idle or when driving?

No engine code is given when obd1 is on engines dies only in reverse

Mechanic's Assistant: Are you fixing your 2500 yourself? What have you tried so far?

Change all components from tips .egr valve yes have a little knowledge about working on trucks first time for this problem

Mechanic's Assistant: Anything else you want the mechanic to know before I connect you?

Checked for vacuum leaks that's how I found out egr valve was bad that's everything I have checked truck runs great in drive but stall in reverse

Submitted: 11 months ago.Category: GM
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Answered in 6 minutes by:
9/16/2017
GM Mechanic: kalamykid, Shop Owner/ Tech replied 11 months ago
kalamykid
kalamykid, Shop Owner/ Tech
Category: GM
Satisfied Customers: 5,593
Experience: I HAVE OWNED MY OWN SHOP FOR OVER THREE YEARS. I HAVE THE TOOLS AND SOFTWARE TO ANSWERE ALMOST ANY Q
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Do you have an automatic transmission in your truck? Also what engine does it have in it?

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