Problem Reports
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2006 GMC Yukon Denali
Steering May Develop Clunk Noise From Upper Intermediate Steering Shaft
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.
Check Engine Light Due to Gas Cap Issue
A Loose or worn gas cap may cause Check Engine Light to illuminate.
Sunroof May Stop Working
The sunroof may stop working for various different reasons. Our technicians tell us it is often better to replace the complete sunroof assembly than to try and repair the old one.
Rear Window Defogger Wire Terminal Broken Off of Window Glass
The rear window defogger may stop working due to a wire terminal broken off of the rear glass. Our technicians tell us that terminal can be reattached using a special glue or silver solder.
Parking Brake Does Not Hold Due to Worn Parking Brake Shoes
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.
Daytime Running Lights are Prone to Burning Out
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).
Service Stability Message Due to Failed Steering Wheel Position Sensor
The steering wheel position sensor may fail, resulting in the service stability message being displayed.
Popping Noise From Muffler Heat Shield
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.
Clicking Noise From Flasher When Turn Signals are Off
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.
Stalling or Low Engine Idle Speed Due to Dirty Throttle Body
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.
ABS Light Due to Poor Electrical Ground Under the Battery Tray
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.
Check Engine Light Due to Restricted Secondary Air Injection Check Valve
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.
"No start" Caused By Failed Fuel Pump
The fuel pump may fail causing the engine to stall and not restart.
Air won't stop
IT BEGAN WITH THE AIR CONDITIONING DOOR NOT OPENING AND CLOSING ON DEMAND, THERE IS GENERALLY A KNOCKING SOUND AS IF IT IS STRUGGLING TO OPEN OR CLOSE. AS OF RECENT AFTER I TURN THE VEHICLE OFF THE AIR CONTINUES TO BLOW CAUSING A DEAD BATTERY.