Service Bulletin No.: PIT-5309 NHTSA ID Number: 10056467 Component(s): STEERING SUMMARY: GMC/CHEVROLET: RESTRICTION HAS BEEN PLACED ON ELECTRIC STEERING GEAR PART NUMBERS 22963309 AND 22963310 FOR ENGINEER EVALUATION THRU PRODUCT QUALITY CENTER (PQC). MODEL 2015 CANYON, COLORADO. *PE