Corporate72 Posted May 2, 2023 Share Posted May 2, 2023 New here, picked up a 91 ch613 gold dog, shes old and shes grumpy lol so comin down off from hi range to low range it grinds into position, i was reading something about taking airlines off and sprayin a little wd40 in or something about a nut that comes loose on the forks or something. Common issue from what im reading. Any thoughts??? Quote Link to comment https://www.bigmacktrucks.com/topic/72812-91-maxitorque-trans-issues/ Share on other sites More sharing options...
fjh Posted May 2, 2023 Share Posted May 2, 2023 2 minutes ago, Corporate72 said: New here, picked up a 91 ch613 gold dog, shes old and shes grumpy lol so comin down off from hi range to low range it grinds into position, i was reading something about taking airlines off and sprayin a little wd40 in or something about a nut that comes loose on the forks or something. Common issue from what im reading. Any thoughts??? Check the yoke bolt for tightness! And yes you can remove the rear lid and check the range bolt as well however it is a sign the range pack is failing! 1 Quote Link to comment https://www.bigmacktrucks.com/topic/72812-91-maxitorque-trans-issues/#findComment-530663 Share on other sites More sharing options...
Corporate72 Posted May 2, 2023 Author Share Posted May 2, 2023 18 minutes ago, fjh said: Check the yoke bolt for tightness! And yes you can remove the rear lid and check the range bolt as well however it is a sign the range pack is failing! Ok ill start there, maybe its not too bad….yet lol Quote Link to comment https://www.bigmacktrucks.com/topic/72812-91-maxitorque-trans-issues/#findComment-530664 Share on other sites More sharing options...
mechohaulic Posted May 2, 2023 Share Posted May 2, 2023 1 hour ago, Corporate72 said: New here, picked up a 91 ch613 gold dog, shes old and shes grumpy lol so comin down off from hi range to low range it grinds into position, i was reading something about taking airlines off and sprayin a little wd40 in or something about a nut that comes loose on the forks or something. Common issue from what im reading. Any thoughts??? now be careful when you call a'91 OLD AND GRUMPY!! . wish I was in the '91 bracket=NO not age ; all though getting closer. the '91 bracket is called mid life crisis Mack. my class (B models) are old and grumpy. getting back on topic= you came to right place for info. i've learned much here. 1 Quote Link to comment https://www.bigmacktrucks.com/topic/72812-91-maxitorque-trans-issues/#findComment-530666 Share on other sites More sharing options...
Corporate72 Posted May 2, 2023 Author Share Posted May 2, 2023 21 minutes ago, mechohaulic said: now be careful when you call a'91 OLD AND GRUMPY!! . wish I was in the '91 bracket=NO not age ; all though getting closer. the '91 bracket is called mid life crisis Mack. my class (B models) are old and grumpy. getting back on topic= you came to right place for info. i've learned much here. Hahaha well this one isnt that old then🤣 Quote Link to comment https://www.bigmacktrucks.com/topic/72812-91-maxitorque-trans-issues/#findComment-530671 Share on other sites More sharing options...
Joey Mack Posted May 2, 2023 Share Posted May 2, 2023 Which tranny do you have? Quote Link to comment https://www.bigmacktrucks.com/topic/72812-91-maxitorque-trans-issues/#findComment-530676 Share on other sites More sharing options...
Corporate72 Posted May 2, 2023 Author Share Posted May 2, 2023 1 hour ago, Joey Mack said: Which tranny do you have? 13 speed, not sure on model number or how to check it Quote Link to comment https://www.bigmacktrucks.com/topic/72812-91-maxitorque-trans-issues/#findComment-530684 Share on other sites More sharing options...
Joey Mack Posted May 2, 2023 Share Posted May 2, 2023 it is stamped in the side of the main box, rear of the fill plug.. It is probably filled with dirt.. a wire brush should get it done.. Quote Link to comment https://www.bigmacktrucks.com/topic/72812-91-maxitorque-trans-issues/#findComment-530690 Share on other sites More sharing options...
Corporate72 Posted May 2, 2023 Author Share Posted May 2, 2023 7 minutes ago, Joey Mack said: it is stamped in the side of the main box, rear of the fill plug.. It is probably filled with dirt.. a wire brush should get it done.. ok sweet ill have a look in a bit here thanks Quote Link to comment https://www.bigmacktrucks.com/topic/72812-91-maxitorque-trans-issues/#findComment-530693 Share on other sites More sharing options...
70mackMB Posted May 2, 2023 Share Posted May 2, 2023 2 hours ago, Joey Mack said: It is probably filled with dirt.. OH Joey! Don't tell him that he just bought it! LOL! Welcome aboard Corporate72. .....Hippy 2 Quote Link to comment https://www.bigmacktrucks.com/topic/72812-91-maxitorque-trans-issues/#findComment-530707 Share on other sites More sharing options...
Joey Mack Posted May 2, 2023 Share Posted May 2, 2023 Oops.. Quote Link to comment https://www.bigmacktrucks.com/topic/72812-91-maxitorque-trans-issues/#findComment-530708 Share on other sites More sharing options...
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