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5GNRNKEP2A8139401
Vehicle Summary
The 2010 HUMMER H3 Alpha is a robust SUV featuring a 5.3L V8 engine with a displacement of 5300 CC. It offers a 4-wheel drive system and sequential fuel injection, compatible with both gasoline and E85 ethanol. Safety is paramount with front and side airbags for the first row and roof side airbags for all seating rows. Built by General Motors in Shreveport, Louisiana, this model combines power and safety in a versatile package.
Complete Specifications
Common Issues for This Vehicle
Brake fluid leaks
Hydraulic brake systems can develop leaks in the brake lines, master cylinder, or wheel cylinders, causing a loss of brake fluid and reduced braking performance.
Brake pad wear
Over time, brake pads can wear down, leading to decreased braking efficiency and the need for replacement.
Abs system failure
The Anti-lock Braking System (ABS) may experience sensor malfunctions or control module issues, resulting in the ABS warning light turning on and potential loss of ABS functionality.
Brake rotor warping
Excessive heat or uneven wear can cause brake rotors to warp, leading to vibrations or pulsations when braking.
Brake booster failure
The brake booster, which helps reduce the effort needed to apply the brakes, may fail, resulting in a hard brake pedal and reduced braking effectiveness.
Engine oil leaks
The GM LH9 engine may develop oil leaks from the valve covers, oil pan, or rear main seal, potentially leading to lower oil levels and engine damage if not addressed.
Timing chain issues
The timing chain in the LH9 engine may experience wear or stretching over time, potentially causing timing issues and engine performance problems.
Fuel injector problems
The E85-compatible fuel system may encounter issues with fuel injectors becoming clogged or failing, leading to rough engine performance or misfires.
Cooling system failures
Radiator, water pump, or thermostat failures can cause the engine to overheat, leading to potential engine damage if not promptly repaired.
Spark plug wear
The spark plugs in the V8 engine can wear out over time, causing misfires, reduced fuel efficiency, and poor engine performance.
Alternator failure
The alternator may fail, leading to a dead battery, electrical issues, and the inability to start the vehicle.
Throttle body issues
The throttle body can become dirty or malfunction, causing poor throttle response and reduced engine performance.
Transmission problems
The Hummer H3 may experience issues with the automatic transmission, including slipping, hard shifts, or failure to engage gears properly.
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