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2001 GMC Denali

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

Limited mileage data: 17 of 22 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Power Train. Review the 5 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Fuel System, Gasoline. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

2 crash reports0 fire reports1 injury reports

Suspension complaints

1 reports
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64,300 miles · Oct 25, 2005
Exterior LightingFuel System, GasolinePower Train

DT: THE CONTACT STATED THE TRANSMISSION SEAL WAS DEFECTIVE AFTER A CERTAIN AMOUNT OF MILES, IT ALLOWED THE COOLING SYSTEM TO LEAK INTO THE TRANSMISSION. WHEN ACCELERATING THE TRANSMISSION WOULD DOWN SHIFT INTO FIRST GEAR, THIS WOULD MAKE THE VEHICLE JUMP. THE TRANSMISSION FAILED AT AN INTERSECTION. WHEN THIS OCCURRED THE VE…

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DT: THE CONTACT STATED THE TRANSMISSION SEAL WAS DEFECTIVE AFTER A CERTAIN AMOUNT OF MILES, IT ALLOWED THE COOLING SYSTEM TO LEAK INTO THE TRANSMISSION. WHEN ACCELERATING THE TRANSMISSION WOULD DOWN SHIFT INTO FIRST GEAR, THIS WOULD MAKE THE VEHICLE JUMP. THE TRANSMISSION FAILED AT AN INTERSECTION. WHEN THIS OCCURRED THE VEHICLE HAD TO BE DRIVEN HOME AND TO THE DEALERSHIP IN FIRST GEAR. IT WAS TAKEN TO THE DEALERSHIP WHO DIAGNOSED THE PROBLEM. THE TRANSMISSION SEAL BROKE BECAUSE THE TRANSMISSION WAS DOWN SHIFTING TOO HARD. *AK UPDATED 11/16/2005 - THE HEADLAMP LENS WAS LOOSE. THE POWER STEERING PULLEY WAS OUT OF POSITION AND CAUSED THE SERPENTINE BELT IS SQUEAKING. THE PULLEY WAS REPOSITIONED. A SMALL FUEL VAPOR LEAK WAS DETECTED POSSIBLY FROM FUEL FILLER CAP NOT BEING FULLY TIGHTENED. THE FUEL PUMP LEAKED WHEN THE TANK WAS FULL. IT WAS NECESSARY TO REPLACE THE FUEL TANK SENDING UNIT. *NM A FRONT END ALIGNMENT WAS PERFOMED ON THE VEHICLE. UPDATED 01/19/06.*JB

NHTSA ODI #10140731

Official recalls

1

02V253000 · Seats:front Assembly:head Restraint

Sep 17, 2002

ON CERTAIN SPORT UTILITY VEHICLES EQUIPPED WITH REARWARD FOLDING HEAD RESTRAINTS ON THE SECOND ROW SEATS, TWO POTENTIAL PINCH POINTS EXIST ON EACH OF THE FOLDING HEAD RESTRAINTS WHEN THE RESTRAINTS ARE FOLDED REARWARD AS THE SEATBACK IS FOLDED DOWN.

Consequence & remedy

Consequence: IF A PERSON WERE TO INSERT THEIR FINGER(S) INTO THE PINCH POINT WHEN THE HEAD RESTRAINT FOLDS, IT COULD TRAP AND PINCH THE FINGER(S) CAUSING INJURY.

Remedy: DEALERS WILL INSTALL PROTECTIVE COVERS OVER THE PINCH POINTS. OWNER NOTIFICATION BEGAN NOVEMBER 8, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CHEVROLET AT 1-800-222-1020, GMC AT 1-800-462-8782, OR CADILLAC AT 1-800-458-8006.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

1

DP05009 · Parking Brake Failure

Opened Dec 20, 2005 · Closed May 31, 2006

Status: closed (inferred from source dates) · Parking Brake; Parking Brake:conventional; Parking Brake:conventional:mechanical

ODI'S REVIEW OF COMPLAINT DATA RECEIVED SINCE THE CLOSE OF EA04-011 REVEALED NO INDICATION THAT THE INVESTIGATION SHOULD BE RE-OPENED.MORE DETAILS CAN BE FOUND IN THE FEDERAL REGISTER NOTICE ENCLOSED IN THE DP05-009 PUBLIC FILE.ODI RESERVES THE RIGHT TO REOPEN THE INVESTIGATION IN THE FUTURE SHOULD CONDITIONS WARRANT.

Additional source detail variants (3)

Parking Brake:conventional

ODI'S REVIEW OF COMPLAINT DATA RECEIVED SINCE THE CLOSE OF EA04-011 REVEALED NO INDICATION THAT THE INVESTIGATION SHOULD BE RE-OPENED.MORE DETAILS CAN BE FOUND IN THE FEDERAL REGISTER NOTICE ENCLOSED IN THE DP05-009 PUBLIC FILE.ODI RESERVES THE RIGHT TO REOPEN THE INVESTIGATION IN THE FUTURE SHOULD CONDITIONS WARRANT.

Parking Brake:conventional:mechanical

ODI'S REVIEW OF COMPLAINT DATA RECEIVED SINCE THE CLOSE OF EA04-011 REVEALED NO INDICATION THAT THE INVESTIGATION SHOULD BE RE-OPENED.MORE DETAILS CAN BE FOUND IN THE FEDERAL REGISTER NOTICE ENCLOSED IN THE DP05-009 PUBLIC FILE.ODI RESERVES THE RIGHT TO REOPEN THE INVESTIGATION IN THE FUTURE SHOULD CONDITIONS WARRANT.

Parking Brake

ODI'S REVIEW OF COMPLAINT DATA RECEIVED SINCE THE CLOSE OF EA04-011 REVEALED NO INDICATION THAT THE INVESTIGATION SHOULD BE RE-OPENED.MORE DETAILS CAN BE FOUND IN THE FEDERAL REGISTER NOTICE ENCLOSED IN THE DP05-009 PUBLIC FILE.ODI RESERVES THE RIGHT TO REOPEN THE INVESTIGATION IN THE FUTURE SHOULD CONDITIONS WARRANT.