Most people imagine a cooling failure as a cloud of steam on the highway. On a GS, it’s often more sneaky. The system gets weaker quietly, little by little, until your safety margin is gone. Here’s your quick Sunday check. No tools. Just your eyes and your nose. The “hot sugar” test (smell) This is … Read more
March 5, 2026 On GS/GSA LC, the cooling system usually gives you warnings before it fails. The problem is people ignore the early signs because the bike still runs “fine”, until one day it does not. Why the cooling system is critical Why these bikes often get “slow problems” The usual weak points to watch, … Read more
In last Thursday’s workshop on valve clearance, I talked about the early warning signs. Today, in my Sunday Quick Check, I’m explaining when it’s time to check your valve clearances. Valve clearance problems almost never start with a big failure.They start with small changes riders dismiss, especially on a bike that still “runs fine”. Before … Read more
Valve clearance is one of those jobs that looks simple on paper. But on the R1250 ShiftCam, it’s easy to get a result that looks “fine” while you’re actually measuring in the wrong conditions. Why valve clearance matters at all Everything written here applies to both the R1200 LC and the R1250. The difference is … Read more
Moisture in the driveshaft boot becomes a real problem when it stays trapped. It can quietly attack the splines, and you only notice it when it’s already too late. Warning signs to watch for: Common mistakes to avoid: In the guide, I detail prevention, checks, mistakes to avoid, and the step-by-step procedure to fix it … Read more
On LC GS/GSA, one of the most underestimated risks is moisture trapped inside the driveshaft boot. It looks harmless, but it can slowly destroy splines and U-joints if it’s ignored. First, what we’re talking about Why moisture builds up in there What moisture actually damages Red flags that should make you pay attention Who is … Read more
