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2007 GMC Sierra 1500 HD Problems

Steering May Develop Clunk Noise From Upper Intermediate Steering Shaft

for the GMC Sierra 1500 HD

The steering may develop a clunk type noise from the upper intermediate steering shaft. Our technicians tell us that you should check with you local GM dealer to find out what the latest repair is for this condition.

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Clicking Noise From Flasher When Turn Signals are Off

for the GMC Sierra 1500 HD

A clicking noise may be noted from the turn signal flasher after the turn signals are switched off. This is commonly cause by a faulty turn signal switch which will require replacement.

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Check Engine Light Due to Gas Cap Issue

for the GMC Sierra 1500 HD

Illumination of the Check Engine Light can be caused by a loose or worn gas cap.

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Check Engine Light Due to Restricted Secondary Air Injection Check Valve

for the GMC Sierra 1500 HD

One or both secondary air injection check valves may become restricted causing poor air flow resulting in illumination of the Check Engine Light. It is often recommend to replace both check valves even if a fault code is set for only one bank of cylinders. Replacing only one valve may result in a return trip to the repair shop.

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ABS Light Due to Poor Electrical Ground Under the Battery Tray

for the GMC Sierra 1500 HD

A poor electrical ground under the battery tray may cause the ABS warning light to illuminate. Our technicians tell us that cleaning and properly securing this ground and also the main ABS ground on the frame rail below the drivers door may be necessary.

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Parking Brake Does Not Hold Due to Worn Parking Brake Shoes

for the GMC Sierra 1500 HD

Units with 4 wheel disk brakes may develop at situation where the park brake does not hold as it should. Our technicians tell us this can be caused by worn park brake shoes located inside the drum section of the rear brake disks. The worn shoes should be replaced and properly adjusted to correct this issue.

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Popping Noise From Muffler Heat Shield

for the GMC Sierra 1500 HD

The muffler heat shield may become loose on the muffler causing a rattle or popping noise. Our technicians tell us there is a kit available from GM to correct this problem.

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Daytime Running Lights are Prone to Burning Out

for the GMC Sierra 1500 HD

The daytime running lights are prone to burning out. Our technicians tell us that the light sockets may show signs of heat damage but usually are OK. Always be sure to use the correct replacement bulb for the best life expectancy. The new bulb recommendation for 2001-2003 models is #4114K (trade number).

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Stalling or Low Engine Idle Speed Due to Dirty Throttle Body

for the GMC Sierra 1500 HD

A dirty throttle body may cause a lower than normal idle and possible stalling condition. Performing a throttle body service will commonly correct this concern.

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