Grumman Tiger / Cheetah Wire diagram I originally drew this wiring diagram about 1987. I made a few copies and saved the original on disk. Well, I tried to find the disk and it's MIA. So, I redrew it and added color. I also drew the version for the later Grummans. This is a scan since I can scan to higher resolution than How to Troubleshoot the dashboard gauges on an LLV postal The United States Postal Service (USPS) use what's called a Grumman Long Life Vehicle, or LLV, for their postal trucks. This video will show you how to troubleshoot the dash gauges in an LLV that are acting crazy. If you;re a mechanic and you have the same sort of electrical problem with the gauges when using turn signals or hazards, this video will help you find the solution, which could Free Wiring Diagrams - No Joke - FreeAutoMechanic Just submit a request for the wiring diagram you want (ex. "Need wiring diagram for charging system") We will provide you with the basic free wiring diagrams in an email that can be viewed, saved or printed for future use. Automotive basic wiring diagrams are available free for domestic and Asian vehicles.[PDF] Super Flasher with New Modified Switch Application: 1987 Note: On 1994 LLV’s equipped with 2.2 liter engines; the four-way hazard flasher is remotely located beside the fuse panel. 3. Plug the five-way female connector from the instrument panel wiring harness in to the five-way male connector from the new super flasher. 4.