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2008 Harley-Davidson FLHX Street Glide — Common Issues & Known Problems

Known Issues & Owner Reports

These are the most commonly reported issues and concerns from owners, mechanics, and community forums for the 2008 Harley-Davidson FLHX Street Glide.

Compensator Failure
Medium

Weak springs in the stock compensator cause harsh engagement and 'starter kickback' during starts.

Common fix is upgrading to the SE (Screamin' Eagle) version.
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Excessive Engine Heat
Low

The Twin Cam 96 runs lean from the factory to meet emissions, causing significant rider discomfort in traffic.

Often resolved with a Stage 1 tune and oil cooler.
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ABS HCU Seizing
High

Moisture in old brake fluid causes the ABS valves to stick, resulting in a loss of braking pressure or a hard lever.

Subject of a major recall; check if the recall service was performed.
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Used Buying Inspection Checklist

What to look for when buying a used 2008 Harley-Davidson FLHX Street Glide.

Hot Start Clunk

Listen for a metallic bang when starting the bike while the engine is warm; this indicates a failing compensator.

ABS Light Status

If the ABS light stays on after reaching 5mph, the HCU may be seized, a repair costing over $1,000.

Inner Primary Bearing (IPB) Noise

Listen for a whirring sound in neutral that disappears when the clutch is pulled; indicates bearing wear.