do you have another truck there you can swap out the relay box completely? to see if its the relaybox itself?
yes... i said the relaybox :o)
it could also be the problem.
also what is the vaporizer/evaporator doing?
freezing up any? can you hear any lpg gas rushing into the injector housing under the airhorn(top of throttlebody) when the key is turned on engine NOT started?
This is ONLY to be used to report flooding, spam, advertising and problematic (harassing, abusive or crude) posts.