2006 CHEVROLET SILVERADO 2500 Power Train Problems

34 complaints about Power Train

34
Complaints
2
Crashes
1
Fires
0
Deaths

High Severity Issue

This component has been associated with crashes, fires, or deaths.

This Problem Across All Years

All Power Train Complaints (34)

Dec 3, 2019

ANYTIME A TRAILER IS FIRST ATTACHED, THE TRUCK WILL RANDOMLY GO INTO REDUCED POWER MODE WHILE DRIVING. THIS IS VERY UNSAFE AS THE TRUCK CAN TO THIS AT HIGHWAY SPEED IN TRAFFIC. IT WILL DO THIS A FEW TIMES UNTIL THE PCM "LEARNS" THERE IS A TRAILER ATTACHED. GM IS AWARE OF THE ISSUE AND ISSUED SERVICE BULLETIN 06-06-04-042B TO ADDRESS THE ISSUE BY REPROGRAMMING THE PCM. BECAUSE OF THE SAFETY CONCERNS, THIS SHOULD BE ADDRESSED AS A RECALL. HOWEVER,I HAD TO TAKE THE TRUCK INTO THE DEALER FOR THE UPDATE AND WAS EXPECTED TO PAY FOR THEM FIXING A KNOWN SOFTWARE ISSUE. INSTEAD OF DOING THE UPDATE AT NO CHARGE, THEY MANAGED TO DAMAGE THE PCM WHILE PERFORMING THE UPDATE. THE PCM IS NO LONGER SERVICEABLE AND THE DEALER IS WANTING TO CHARGE ME FOR A REPLACEMENT EVEN THOUGH IT WAS DAMAGED DURING A CALLED FOR SERVICE BULLETIN UPDATE. THE VEHICLE WAS NOT ORIGINALLY EQUIPPED WITH A TRAILER HITCH SO THE PROBLEM DIDN'T ARISE UNTIL THE HITCH WAS INSTALLED AND A TRAILER WAS ATTACHED.

Mileage: 198,000

Dec 7, 2015 Crash

TL* THE CONTACT OWNS A 2006 CHEVROLET SILVERADO 2500. WHILE THE TODDLER WAS PLACED IN THE DRIVER SEAT OF THE VEHICLE, SHE TURNED THE KEY TO THE ACCESSORY POSITION. THE VEHICLE ROLLED DOWN THE HILL AND CRASHED INTO A TREE. THE AIR BAGS DID NOT DEPLOY. THE TODDLER DID NOT SUSTAIN ANY INJURIES. A POLICE REPORT WAS NOT FILED. THE VEHICLE WAS NOT TAKEN TO A DEALER OR DIAGNOSED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 215,000.

Mileage: 215,000

May 20, 2014

TRANSMISSION JUST WENT WHEN DRIVING HOME FROM OKLAHOMA CITY, OKLAHOMA. I HAD TO DRIVE IT IN FIRST GEAR ALL THE WAY HOME FROM SHAWNEE, OKLAHOMA TO ATOKA, OKLAHOMA. *TR

Mileage: 84,124

Feb 13, 2014

THE LINE RUNNING FROM THE TRANSMISSION TO THE RADIATOR IS EXTREMELY PRONE TO LEAKING DUE TO A WEAK/IMPROPER CRIMP IN THE HOSE. AS TIME GOES ON TRANSMISSION FLUID IS DEPLETED AND COULD LEAD TO TRANSMISSION FAILURE. THE LEAK IS WIDESPREAD ACROSS MOST ALLISON TRANSMISSIONS DUE TO A FAULTY HOSE CRIMP AND LEAKS THROUGH THE CRIMP IN THE HOSE. *TR

Mileage: 32,000

Mar 12, 2013

TL* THE CONTACT OWNS A 2006 CHEVROLET SILVERADO 2500. THE CONTACT STATED THAT WHILE SHIFTING INTO DRIVE, THE BRAKES AND THE POWER STEERING FAILED WITHOUT WARNING. THE VEHICLE WAS NOT TAKEN TO THE DEALER. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE AND CURRENT MILEAGE WAS 89,000. *TR

Mileage: 89,000

Nov 10, 2011

TL* THE CONTACT OWNS A 2006 CHEVROLET SILVERADO 2500. WHILE IN REVERSE AT APPROXIMATELY 5 MPH, THE CONTACT HEARD A RATTLING NOISE COMING FROM UNDER THE VEHICLE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC FOR DIAGNOSTICS WHERE THE MECHANIC ADVISED THAT THE TRANSFER CASE WOULD HAVE TO BE REPLACED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND ADVISED THE CONTACT THAT THE FOUR WHEEL DRIVE FUNCTION WAS NOT USED OFTEN AND COULD HAVE CAUSED THE TRANSFER CASE TO FAIL. THE VEHICLE WAS REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 59,000.

Mileage: 59,000

Oct 18, 2011 Fire

MY 2006 DURMAX DIESEL 2500 TRUCK HAS 3 TRANSMISSION COOLER LINES THAT RUN FROM THE TRANSMISSION TO THE RADIATOR. THESE HOSES HAVE ALUMINUM PIECES ON EACH END AND THEY LEAK OIL AT THE JOINT WHERE THE ALUMINUM JOINS A PIECE OF RUBBER HOSE IN THE CENTRE. THEY CONTINUOUSLY LEAK TRANSMISSION OIL ON THE GROUND AT THIS CRIMP JOIN. THE COLDER THE WEATHER, THE WORSE THESE HOSES LEAK. THERE APPEARS TO BE A SIGNIFICANT PROBLEM WITH THESE AS DETAILED BY DOING A WEB SEARCH. I PULLED IN MY GARAGE FROM A TRIP AND A FEW MINUTES LATER MY WIFE SAW SMOKE COMING FROM THE GARAGE. I JUMPED BACK IN AND BACKED IT OUT BEFORE IT ACTUALLY CAUGHT FIRE BUT UPON INSPECTION, THE LEAKING TRANSMISSION FLUID FROM THE LINES HAD GOTTEN ON THE EXHAUST AND STARTED TO SMOKE. THIS IS A SERIOUS ISSUE THAT GM CONTINUES TO IGNORE. SOMEONE WILL EVENTUALLY LOSE SIGNIFICANT LIFE OR PROPERTY IF THIS CONTINUES. THE REPLACEMENT LINES STARTED LEAKING IN A MERE COUPLE OF WEEKS. *TR

Mileage: 44,000

Dec 24, 2010

2006 CHEVY SILVERADO HD DIESEL WITH ALLISON TRANS-- TRANSMISSION COOLER LINES LEAKING, DEALER SAID THERE HAS BEEN NO KNOWN PROBLEM. I SEARCHED ONLINE AND FOUND HUNDREDS OF SIMILAR COMPLAINTS. SO I WAS FORCED TO PAY $700 TO HAVE THE LINES REPLACED, WHICH WILL PROBABLY END UP LEAKING AGAIN. THIS IS OBVIOUSLY A DEFECT, AS I HAVE 3 OTHER CHEVY TRUCKS, NONE OF WHICH HAVE EVER LEAKED FROM THE TRANS LINES, AND SOME ARE OVER 10YRS OLD. *TR

Mileage: 23,000

Dec 13, 2010

TRANSMISSION COOLANT LINE LEAKING. *TR

Mileage: 52,781

Jun 14, 2010

MY 2006 SILVERAUTO WITH THE DURMAX ENGINE AND ALISON TRANSMISSION. THE TRANSMISSION LINE HAVE BEEN LEAKING. I HAVE 60,000 MILES ON IT SO THE WARRANTY IS OUT. WHEN I TOOK IT INTO THE CHEVROLET DEALERSHIP WHERE I PURCHASED THE VEHICLE THEY WOULD NOT COVER THE LEAKS AS PART OF THE DRIVE LINE WARRANTY. WHEN I PURCHASED THE LINES FROM THE PARTS DEPARTMENT THEY INDICATED THAT THEY WERE SELLING A LOT OF THESE HOSES DUE TO LEAKS. IF THERE ARE THIS MANY LINES LEAKING I THINK CHEVROLET SHOULD REPLACE THESE FAULTY LINES AT THERE EXPENSE. ALSO I KNOW OF ONE OTHER 2007 MODEL THAT BURNED OUT THE TRANSMISSION DUE TO THESE LINES. BECAUSE THE TRANSMISSION FAILED CHEVROLET REPLACED THE TRANSMISSION AND THE LINES. *TR

Mileage: 60,000

Jun 4, 2010

MY 2006 DURMAX DIESEL 2500 TRUCK HAS TRANSMISSION HOSES THAT RUN FROM THE TRANSMISSION TO THE RADIATOR. THESE HOSES HAVE ALUMINUM PIECES ON EACH END AND THEY SEEP OIL AT THE JOINT WHERE THE ALUMINUM JOINS A PIECE OF RUBBER HOSE IN THE CENTRE. THEY CONTINUOUSLY LEAK TRANSMISSION OIL ON THE GROUND AT THIS CRIMP JOIN. THE COLDER THE WEATHER, THE WORSE THESE HOSES LEAK. I FEEL BECAUSE OF THE DAMAGE THIS OIL CAUSES TO OUR FISH STOCKS AND THE ENVIRONMENT THESE HOSES SHOULD BE RECALLED AND REPLACED A CHEVROLET'S EXPENSE. TO DATE SO FAR, ALL ATTEMPTS I'VE MADE TO CORRECT THIS PROBLEM, AT KELOWNA CHEVY OR HEAD OFFICE HAVE FAILED. THEY ARE NOW INTERESTED. PLEASE GIVE ADVICE. *TR

Mileage: 80,000

Feb 3, 2010

MY CHEVROLET 2500 HAS A FUNCTION CALLED GRADE BRAKING TO ASSIST THE BRAKES WHEN TOWING A LOAD DOWN HILL. IT HAS QUIT FUNCTIONING BUT THE DEALERS CANNOT FIGURE OUT HOW TO TROUBLESHOOT THE PROBLEM. THEY SAID SINCE NO CODES SHOW ON THE COMPUTER I HAVE TO WAIT UNTIL I HAVE A TRAILER BEHIND IT AND AM NEAR A DEALER THAT IS NEAR A STEEP GRADE TO TEST IT. THE WHOLE POINT OF THE SYSTEM IT TO KEEP THE TRUCK FROM RUNNING AWAY ON A STEEP GRADE. DOESN'T SOUND LIKE THE PLACE TO TEST IT. THERE ARE NO STEEP GRADES WITH IN 150 MILES OF ME. THERE SHOULD BE A SIMULATED TEST RUN BY THEIR COMPUTER. *TR

Mileage: 85,000

Jan 9, 2010

I HAD A TRANSMISSION COOLER LINE TO FAIL AND LEAK BADLY AFTER 41,000 MILES.IT WAS CAUGHT IN TIME TO PREVENT TRANSMISSION FAILURE BUT HOW ABOUT THE NEXT ONE?IT WAS REPLACED WITH A NEW PART AT THE CHEVY DEALER. *TR

Mileage: 41,550

Dec 30, 2009

2006 CHEVY SILVERADO 2500HD HAS DEVELOPED A TRANSMISSION COOLER LINE LEAK AT THE METALLIC COUPLER. VEHICLE ONLY HAS LESS THAN 50K MILES UNDER LIGHT LOAD CONDITIONS. NEVER TOWED ANYTHING OVER 3KLBS. I UNDERSTAND THIS IS A VERY HIGH FAIL ITEM AND EVEN THEIR IMPROVED LINES ARE LEAKING AS WELL. THIS SHOULD BE A RECALL ITEM AND REPLACED AT NO COST TO THE CUSTOMER. *TR

Mileage: 48,625

Nov 23, 2009

2006 2500HD, TRANSMISSION COOLER LINE LEAKING AND BOTH OIL COOLER LINES LEAKING. OIL COOLER LINES WERE REPLACED IN 2007 UNDER WARRANTY. BROUGHT TRUCK INTO DEALER TODAY, (23 NOV 2009) OIL COOLER LINES REPLACED, TRANSMISSION LINE ORDERED. DEAL SAID THAT IT IS A KNOWN PROBLEM BUT CHEVY WILL NOT RECALL. ARE THEY WAITING FOR A FIRE AND DEATH TO OCCUR? THIS IS A KNOW PROBLEM AND SHOULD BE A RECALL TO REPLACE THESE LINES AT NO COST. PAID $437 TODAY AND WILL PAY $262 ON WED. WHEN THE TRANSMISSION COOLER LINE COMES IN. THIS IS TOTALLY UNACCEPTABLE. *TR

Mileage: 63,540

Nov 23, 2009

2006 2500HD, TRANSMISSION COOLER LINE LEAKING AND BOTH OIL COOLER LINES LEAKING. OIL COOLER LINES WERE REPLACED IN 2007 UNDER WARRANTY. BROUGHT TRUCK INTO DEALER TODAY, (23 NOV 2009) OIL COOLER LINES REPLACED, TRANSMISSION LINE ORDERED. DEAL SAID THAT IT IS A KNOWN PROBLEM BUT CHEVY WILL NOT RECALL. ARE THEY WAITING FOR A FIRE AND DEATH TO OCCUR? THIS IS A KNOW PROBLEM AND SHOULD BE A RECALL TO REPLACE THESE LINES AT NO COST. PAID $437 TODAY AND WILL PAY $262 ON WED. WHEN THE TRANSMISSION COOLER LINE COMES IN. THIS IS TOTALLY UNACCEPTABLE. *TR

Mileage: 63,540

Nov 13, 2009

LEAKING TRANSMISSION COOLER LINES. LINES CONSIST OF A FLEXIBLE SECTION SWAGED TO SECTION OF HARD LINE. THERE ARE 3 LINES TOTAL. ALL 3 HAVE A HISTORY OF LEAKAGE WHERE THE FLEXIBLE SECTION SWAGES TO THE HARD SECTION. THIS HAS BEEN A VERY COMMON OCCURRENCE REPORTED BY OTHER OWNERS WHICH CAN BE EASILY VERIFIED THROUGH NUMEROUS ONLINE FORUMS.I.E WWW.DIESELPLACE.COM. *TR

Mileage: 27,830

Apr 4, 2009

2006 CHEVY SILVERADO 2500 HD W/ALLISON TRANS. TRANSMISSION LEAK. TOOK TRUCK TO DEAL, DEAL FIX 1 OUT OF 3 LINES UNDER WARRANTY. 4000 MILES AFTER DEALER FIXED FIRST LINE, 2 OTHER STARTED LEAKING, DEAL WOULD NOT FIX OTHER 2 LINES STATING TRUCK WAS NO LONGER UNDER WARRANTY. GMC SHOULD RECALL THE VEHICLE BASE ON POSSIBLE FIRE. *TR

Mileage: 35,000

Mar 16, 2009

TL*THE CONTACT OWNS A 2006 CHEVROLET SILVERADO 3500. WHILE DRIVING BETWEEN 55-60 MPH ON NORMAL ROAD CONDITIONS, THE VEHICLE VIBRATED UNEXPECTEDLY. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER FOR INSPECTION AND THEY STATED THAT THE TORQUE CAUSED SEPARATION OF THE CENTRAL DIFFERENTIAL. THE VEHICLE WAS REPAIRED. IN ADDITION, THE MAINFRAME CRACKED IN HALF, BUT WAS NOT REPAIRED. THE FAILURE WAS POSSIBLY CONTRIBUTED TO THE WEIGHT OF THE SNOWPLOWS OR DIESEL. THE VIN WAS UNKNOWN. THE FAILURE AND CURRENT MILEAGES WERE UNAVAILABLE.

Jul 22, 2008

LOUD SQUEAL NOISE IN THE TRANSMISSION OF 2006 CHEVY SILVERADO WHEN IT RUNS IN LOW GEAR AND WHEN IT IS IN DRIVE AND SHIFTS FROM LOW TO HIGH GEAR. THE TRUCK WAS TAKEN BACK TO THE DEALER 2 TIMES AND WE WERE TOLD IT WAS A NORMAL NOISE FOR THE 4L80E TRANSMISSION. WE TOOK IT TO ANOTHER GM DEALER WHO SAID THERE WAS A PROBLEM. WE CALLED GM AND THEY HAD US TAKE THE TRUCK BACK TO THE DEALER WE BOUGHT IT FROM. WE WERE TOLD IT WAS A NORMAL NOISE AFTER THE MECHANIC DROVE IT. WHEN IT WAS USED TO PULL A TRAILER LOADED WITH HAY, THE NOISE WAS EVEN GREATER. I AM CONCERNED THAT THERE WILL BE AN ACCIDENT WITH THIS TRUCK. *TR

Mileage: 15,000

Mar 14, 2008

MY TRANSMISSION COOLER LINES WERE LEAKING AND I'M CONCERNED ABOUT IT DUE TO THE TRANSMISSION FLUID BEING A COMBUSTIBLE MATERIAL. IF THIS MATERIAL DRIPPED ONTO A HOT EXHAUST AND IGNITED WHILE PARKED IN THE "ATTACHED" GARAGE OF OUR HOME, IT COULD POSE A MAJOR SAFETY HAZARD...NOT TO MENTION IT COULD DO TO THE NEIGHBORS HOME BEING RELATIVELY CLOSE. THANK YOU FOR YOUR TIME. *TR

Mileage: 35,000

Feb 7, 2008

LEAKING TRANS LINES ON 06 CHEVY ALLISON TRANS. *TR

Mileage: 44,000

Feb 5, 2008

TRANSMISSIONS LINES ARE CONTINUING TO LEAK. HAVE BEEN TO THE DEALER TWICE THIS YEAR. DEALER HAS REPLACED COOLER LINES UNDER WARRANTY. TRUCK ONLY HAS 32000 MILES ON IT. DEALER NEEDS TO COME UP WITH A PERMANENT FIX, OR IT IS GOING TO COST THE CONSUMER A LOT OF MONEY TO KEEP HAVING THE TRANSMISSION LINES REPLACED. *TR

Feb 5, 2008

TRANSMISSION LINES THAT RUN FROM THE TRANSMISSION COOLER NEXT TO THE RADIATOR CONTINUE TO LEAK. THE LINES SEEM TO LEAK MORE IN COLDER CLIMATES. I AM ON MY THIRD SET IN 60 DAYS. TRANSMISSION FLUID WAS A FLAMMABLE SUBSTANCE THE LAST I KNEW. *TR

Mileage: 42,000

Feb 4, 2008

THE ALLISON AUTOMATIC TRANSMISSION COOLER LINES ARE LEAKING. THIS POSES A FIRE HAZARD. GM NEEDS TO REDESIGN THE HOSES THAT CONNECT THE TRANSMISSION AND TRANSMISSION COOLER. MANY OTHERS ARE HAVING THIS SAME PROBLEM AND HAVE HAD THE LINES REPLACED MULTIPLE TIMES. *TR

Mileage: 20,000

Feb 4, 2008

THE ALLISON AUTOMATIC TRANSMISSION COOLER LINES ARE LEAKING. THIS POSES A FIRE HAZARD. GM NEEDS TO REDESIGN THE HOSES THAT CONNECT THE TRANSMISSION AND TRANSMISSION COOLER. MANY OTHERS ARE HAVING THIS SAME PROBLEM AND HAVE HAD THE LINES REPLACED MULTIPLE TIMES. *TR

Mileage: 20,000

Feb 4, 2008

LOWER TRANSMISSION LINE LEAKING AGAIN SHORTLY AFTER BEING REPLACED WITH A NEW ONE. THIS IS HAPPENING TO VERY MANY TRUCK NUMEROUS TIMES. 2006 2500 HD DURAMAX /ALISON. *TR

Mileage: 56,665

Jan 7, 2008

I HAVE A 2006 3/4 TON PICK UP WITH THE DURAMAX DIESEL AND ALISON TRANSMISSION. IN NOVEMBER OF 2006 AT ABOUT 20K MILES, A LOW PRESSURE TRANSMISSION COOLING LINE (PART NUMBER 219989580) DEVELOPED A MAJOR LEAK AND REQUIRED REPAIR. WITHIN WEEKS, THE REPLACED LINE FAILED AND THE DEALER INFORMED US THAT MANY TRUCKS OF THE SAME DESIGN WERE FAILING FOR THE SAME PART. IT TOOK WEEKS TO GET A REPLACEMENT PART FOR GM. FEED BACK FROM OTHER GM DEALERS INDICATED THAT THE PROBLEM WAS WIDE SPREAD. WHEN A REPLACEMENT PART WAS FINALLY PROVIDED, WE WERE INFORMED BY GM WESTERN REGION SERVICE THAT A DESIGN "FIX" HAD BEEN IMPLEMENTED AND THAT THE TRUCK WAS SAFE TO DRIVE. THREE WEEKS AGO, (45,000 MILES) MY TRUCK STARTED LEAKING TRANSMISSION FLUID AGAIN. AN INSPECTION BY THE DEALER REVEALED THAT NOT ONLY THE SAME LINE WAS LEAKING AGAIN BUT THAT TWO OTHER LINES OF THE SAME DESIGN WERE ALSO LEAKING. THIS DEALER, E&L MOTORS IN KEMMERER HAD ALREADY SEEN MORE THAN A DOZEN TRUCKS IN THE PAST FEW WEEKS WITH THE SAME PROBLEM AND WAS FRUSTRATED BECAUSE REPLACEMENT LINES FROM GM WOULD START LEAKING WITHIN DAYS OF INSTALLATION. WE WERE TOLD BY THE SERVICE MANAGER THAT THERE WAS A RUMOR THAT GM WOULD BE DOING A RECALL ON THIS PART. IN THE MEAN TIME, I AM NOT GETTING ANY DIRECT INFORMATION AND THE CORRECTIVE ACTION GM IS TELLING IT'S DEALERS IS TO HAVE THE OWNER CHECK THE TRANSMISSION FLUID FREQUENTLY, A SPECIAL FLUID WHICH IS NOT AVAILABLE THROUGH ANYONE EXCEPT AN AUTHORIZED GM DEALER. RECENT CONTACTS WITH OTHER GM DEALERS HAVE EXPOSED THE SAME PROBLEM WITH "DOZENS" OF TRUCKS IN OUR AREA WHICH ARE ALSO WAITING FOR A RELIABLE REPLACEMENT PART. I USE THIS TRUCK FOR WORK. DURING THE WINTER MONTHS, MY BIGGEST CONCERN IS HAVING ONE OF THE LEAKING LINES BLOW LEAVING ME STRANDED IN FREEZING WEATHER WHERE CELL COVERAGE EVEN ON THE INTERSTATE IS NOT ALWAYS POSSIBLE. *TR

Mileage: 20,000

Dec 2, 2007

THIS IS A 2006 6.6 TURBO DIESEL 2500 HD SILVERADO, THE FOUR WHEEL DRIVE WILL NOT ENGAGE LIGHT KEEP FLASHING, SERVICE 4 WHEEL DRIVE IS ON , THIS TRUCK ONLY HAS 19,000 MILES ON IT. *TR

Mileage: 19,025

Jan 5, 2007

I OWN A 2006 CHEVROLET PICKUP TRUCK AND FOUND THAT IF YOU TURN THE KEY ONE CLIP FORWARD YOU CAN PULL THE SHIFT LEVER INTO ANY GEAR INCLUDING NEUTRAL WITHOUT STEPPING ON THE BRAKE. I CHECKED AROUND AND FOUND THAT ANY CHEVROLET TRUCK, VAN OR PICKUP ALL THE WAY BACK TO 2003 WILL DO THE SAME THING. I HEARD BUT DON'T KNOW FOR SURE THAT A YOUNG BOY WAS HURT WHEN HE TURNED THE KEY AND PULLED THE LEVER DOWN CRASHING THE TRUCK. *NM

Mileage: 5,000

Dec 27, 2006

THE VEHICLE MAKES A HIGH PITCH NOISE WHILE LIGHTLY ACCELERATING. IT STRONGLY APPEARS TO BE COMING FROM THE TRANSMISSION. THE DEALERS TO DATE HAS REFUSED TO ACKNOWLEDGE THIS PROBLEM WITH MY VEHICLE. I HAVE HAD THIS COMPLAINT SINCE THE FIRST WEEK OF PURCHASING THE VEHICLE. I PRESENTLY HAVE 2200 MILES. *JB

Mileage: 200

Nov 30, 2006

I PURCHASED NEW A 2006 CHEV. SILVERADO 2500 TK (6 LITER ENG.), AT 1900 MILES THE TRANSMISSION FELT LIKE IT SLIPPED. IMMEDIATELY AFTER, UNDER LIGHT ACCELERATION, YOU GET A HIGH PITCHED NOISE COMING FROM THE TRANSMISSION. TOOK VEHICLE TO LOCAL DEALERSHIP AND WAS INFORMED THAT THE PROBLEM WAS IN THE PLANETARY GEARS OF THE TRANSMISSION AND GM INFORMED THEM THAT REPAIRS SHOULD NOT BE PERFORMED. MEANWHILE I STILL HAVE THE NOISE AND AM SERIOUSLY CONCERNED ABOUT THE DEPENDABILITY OF THE VEHICLE. *NM

Mileage: 1,900

Sep 27, 2006 Crash

DT*: THE CONTACT STATED WHILE THE VEHICLE WAS PARKED IN THE DRIVEWAY WITH THE GEAR SHIFT IN THE PARK POSITION, AND WITHOUT THE KEYS IN THE IGNITION, THE VEHICLE ROLLED FORWARD AND CRASHED INTO A PARKED VEHICLE. THERE WAS NO WARNING PRIOR TO THE INCIDENT AND NO INJURIES WERE SUSTAINED. THE VEHICLE SUSTAINED MINOR DAMAGE TO THE FRONT. THE POLICE WERE NOT CONTACTED. THE VEHICLE WAS INSPECTED BY THE DEALER WHO WAS UNABLE TO DUPLICATE THE PROBLEM. THE MANUFACTURER WAS NOT NOTIFIED.

Mileage: 12,000

Aug 22, 2006

STARTING 4 DAYS AFTER DELIVERY OF THIS NEW LIGHT DUTY TRUCK WITH DIESEL ENGINE AND 6 SPEED HEAVY DUTY AUTOMATIC TRANSMISSION, THE TRANSMISSION HAS ALMOST CONTINUALLY MALFUNCTIONED, CAUSING WHAT I BELIEVE ARE DANGEROUS CONDITIONS PUTTING MYSELF, MY PASSENGERS, OTHER DRIVERS, AND PEDESTRIANS AT RISK. THE MALFUNCTIONS INCLUDE ACTING LIKE IN NEUTRAL WHEN STARTING FROM A FULL STOP, CAUSING THE ENGINE TO REV, AND THEN THE TRANSMISSION SUDDENLY ENGAGES CAUSING THE VEHICLE TO LURCH, SIMILAR PROBLEMS AT THE TRANSMISSION SEARCHES FOR HIGHER GEARS, EVEN AT HIGHWAY SPEEDS; THE ENGAGEMENTS ARE SO HARD I BELIEVE I AM AT RISK SHOULD THIS OCCUR ON LOW TRACTION ROADS, OR ON CURVES. MOST DISTURBING IS THAT MOMENTS AFTER COMING TO A FULL STOP (FOOT OFF ACCELERATOR), THE TRANSMISSION SUDDENLY (ON NO FEWER THAN 10 OCCASIONS) SENDS A SURGE OF POWER TO THE DRIVE WHEELS CAUSING THE VEHICLE TO LURCH. I AM FEARFUL THAT THIS MALFUNCTION MAY CAUSE THE VEHICLE TO BE PROPELLED INTO A VEHICLE IN FRONT OF MY, OR WORSE, PINNING A PEDESTRIAN BETWEEN THIS VEHICLE AND A FIXED OBJECT. ALSO SHOCKING IS THAT UPON THE VEHICLE BEING RETURNED TO ME FOR THE 3RD TIME ON AUGUST 11TH, WITHIN AN 1/8 OF A MILE FORM THE DEALERSHIP, AS I APPROACHED A STOP THE VEHICLE WHEELS SUDDENLY LOCKED UP FOR A MOMENT. I RETURNED TO THE DEALERSHIP AND THE SERVICE MANAGER DROVE THE VEHICLE. HE REPEATEDLY DUPLICATED THE PROBLEM AND EXPERIMENTED BY SHIFTING INTO NEUTRAL, SHOCKINGLY, WHILE IN NEUTRAL, THE TRANSMISSION STILL SEEMED TO ENGAGE THE DRIVE WHEELS AS WE APPROACHED A STOP. ONLY 42 DAYS SINCE DELIVERY, AND THE VEHICLE HAS BEEN AT THE DEALER FOR SERVICE FOR 13 DAYS, AND HAS ALSO CONTINUED TO MALFUNCTION WHILE UNDER MY CONTROL ANOTHER 12 DAYS. I BELIEVE THE DEALER, AUTO MANUFACTURER, AND THE TRANSMISSION MANUFACTURER (WHO IS SAID TO BE PROVIDING DIRECT INSTRUCTION TO THE DEALER ON DIAGNOSTICS AND REPAIR) ARE PLACING ME AND OTHERS AT SERIOUS RISK OF INJURY. *NM

Mileage: 400