# Gmc **URL:** \ **Category:** Maintenance/Repairs\ **Tags:** gmc, 2500\ **Created:** [July 13, 2010, 12:42am UTC](https://community.cartalk.com/t/gmc/51742 "2010-07-13T00:42:47Z")\ **Posts on this page:** 4\ **Page:** 1
**Author:** ![Ambassador\_4\_Range](https://avatars.discourse-cdn.com/v4/letter/a/b2d939/32.png) [@Ambassador\_4\_Range](https://community.cartalk.com/u/Ambassador_4_Range)\ **Post date:** [July 13, 2010, 12:42am UTC](https://community.cartalk.com/t/gmc/51742/1 "2010-07-13T00:42:47Z")
From time to time on hot days my GMC dies when it is warmed up and is not accelerating. From time to time it also dies when coasting on a bumpy road. When I pull over and hit the starter it fires right up. ---
**Author:** ![Rod-Knox](https://avatars.discourse-cdn.com/v4/letter/r/a183cd/32.png) [@Rod-Knox](https://community.cartalk.com/u/Rod-Knox)\ **Post date:** [July 13, 2010, 12:51am UTC](https://community.cartalk.com/t/gmc/51742/2 "2010-07-13T00:51:47Z")
clean the throttle and idle air bypass… assuming its not carbureted, that is. ---
**Author:** ![Caddyman](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/caddyman/32/23_2.png) [@Caddyman](https://community.cartalk.com/u/Caddyman)\ **Post date:** [July 13, 2010, 1:46am UTC](https://community.cartalk.com/t/gmc/51742/3 "2010-07-13T01:46:01Z")
Your GMC WHAT??? Many, many, vehicles wear that tag…Now, moving along, what model year is it? Also helpful would be knowing how many miles have accumulated on it… ---
**Author:** ![Ambassador\_4\_Range](https://avatars.discourse-cdn.com/v4/letter/a/b2d939/32.png) [@Ambassador\_4\_Range](https://community.cartalk.com/u/Ambassador_4_Range)\ **Post date:** [July 13, 2010, 1:46pm UTC](https://community.cartalk.com/t/gmc/51742/4 "2010-07-13T13:46:04Z")
Thank you!! I appreciate I ideas. We will go to cleaning.