THE CHECK ENGINE LIGHT AND THE REDUCED ENGINE POWER LIGHT CAME ON THE FIRST TIME AND THE TRUCK HAD NO ACCELERATION. THERE WAS A CODE RECORDED WHEN SERVICE WAS PERFORMED AND PCM WAS REPROGRAMMED. THE NEXT 3 TIMES THE CHECK ENGINE LIGHT CAME ON AND THE TRUCK WOULD ONLY ACCELERATE IF THE RPM'S REVED UP TO 2, THEN THE TRUCK WOULD MOVE VERY SLOWLY. THE PROBLEM THEY FOUND THIS TIME WAS A FAULTY INGITION SWITCH (2 TIMES) A PROGRAM UPGRADE OF THE MOTHERBOARD OF THE TRUCK, AND THE TORK CONVERTER CLUTCH MODULE. WINDSHIELD WIPER BLADES STOPPED WORKING DURING A SNOW/RAIN STORM.*AK
2003
ENGINE AND ENGINE COOLING
WHEN IT IS COLD OUTSIDE AND THE ENGINE IS STARTED IT KNOCKS AND TICKS UNTIL WARMED UP. GM CUSTOMER SERVICE WILL OFFER ADDITIONAL MILES ON THE WARRANTY BUT NO ADDITIONAL TIME. THE DEALERS WILL NOT FIX THE PROBLEM. GM SAYS IT IS A PISTON PROBLEM. THIS PROBLEM HAPPENS EVERY DAY BELOW 50 DEGREES. THAT IS 8 MONTHS OF THE YEAR IN MICHIGAN. THE TRUCK IS EMBARRASSINGLY LOUD. SOUNDS LIKE IT IS 20 YEARS OLD. IT IS ONLY 5 MONTHS OLD.*AK