cadiwa Report post Posted September 19, 2015 Does anyone know the phone # or email address for Caterpillar RV engine Customer Hotline? I'm trying to find out if the valves have ever been adjusted on my preowned C9. Wayne Share this post Link to post Share on other sites
rossboyer Report post Posted September 19, 2015 877-777-3126 7-7CST Mon-Fri is the Cat RV phone number. Share this post Link to post Share on other sites
cadiwa Report post Posted September 20, 2015 Thanks guys-much appreciated! Share this post Link to post Share on other sites