NHTSA Campaign 07V521000

ENGINE AND ENGINE COOLING

Issued by GENERAL MOTORS CORP. · Reported Nov 7, 2007 · 11,974 vehicles affected

What's wrong

ON CERTAIN PICKUP TRUCKS EQUIPPED WITH AN 8.1L V8 ENGINE, THE CRANKSHAFT POSITION CAN OPERATE INTERMITTENTLY OR FAIL COMPLETELY. IF THE SENSOR OPERATES INTERMITTENTLY, THE SES LIGHT MAY ILLUMINATE AND THE VEHICLE MAY RUN ROUGH. THE ENGINE MAY STALL, AND IF SO, MAY RE-START IMMEDIATELY OR AFTER A COOL DOWN PERIOD.

Consequence

IF THE SENSOR BECOMES COMPLETELY INOPERATIVE, THE ENGINE WILL QUIT RUNNING AND WILL NOT RE-START. EITHER OF THESE FAILURES CAN INCREASE THE RISK OF A CRASH.

Remedy

DEALERS WILL REPLACE THE CRANKSHAFT POSITION SENSOR FREE OF CHARGE. THE RECALL BEGAN ON DECEMBER 18, 2007. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438 AND GMC AT 1-866-996-9463.

Vehicles affected by this recall

Make Model Year Units
CHEVROLET SILVERADO 2001 11,974
CHEVROLET SUBURBAN 2001 11,974
GMC SIERRA 2001 11,974
GMC YUKON 2001 11,974

Source: NHTSA Campaign 07V521000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.