The starter in your GMC, Jimmy is actually a small motor that cranks the car’s engine when you complete the starter system’s circuit by turning the ignition key. This allows power from the GMC, Jimmy’s battery to get to the starter motor, which then rotates the engine’s crankshaft. Before starters were installed, people rotated the cranks on their engines by hand, as seen in early Model-Ts. Starters have a tendency to go out at inconvenient times, and very little is more aggravating than the silence of a dead starter on a morning when you are running late anyway. The symptoms of a failing starter can closely mimic those of other car problems, so it’s important to pay attention to them when they occur. If you try to start your GMC, Jimmy and you get a slow, labored cranking sound, your starter might be on the way out. Any inconsistency in the way your GMC, Jimmy... View more starts up is also a bad sign. If any of these symptoms occur, be prepared to change the starter yourself or take your car in for a repair very soon. View less
