Fuel Odor During Fuel Filling or During Idle, Possible DTCs P0442 or P0455 – 2013-2015 Cadillac Chevrolet GMC

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Bulletin No.: 15-NA-019 Date: Dec-2015 Subject: Fuel Odor During Fuel Filling or During Idle, Possible P0442 or P0455 DTCs Set Attention: This Bulletin also applies to any of the models that may be Export vehicles. Brand: Model: Model Year: VIN: Engine: Transmission: from to from to Cadillac Escalade Models 2013 2014 All All Chevrolet Avalanche 2013 2013 All All Chevrolet Silverado Light Duty (Except Regular Cab) 2013 2013 All All Chevrolet Silverado 1500 (Except Regular Cab) 2014 2015 All All Chevrolet Suburban 1500 2013 2014 All All Chevrolet Tahoe 2013 2014 All All GMC Sierra Light Duty (Except Regular Cab) 2013 2013 All All GMC Sierra 1500 (Except Regular Cab) 2014 2015 All All GMC Yukon Models (1500) 2013 2014 All All Condition Some customers may comment on a strong fuel odor during fuel filling or during vehicle idle. 1 Cause This may be caused by the fracture or breaking of the gasoline filler neck recirculation line connector. Correction If you encounter a vehicle with the above concern, complete the following procedure: 1. Raise the vehicle and visually inspect the fuel tank filler vent hose connector for damage. Refer to Lifting and Jacking the Vehicle in SI. • If connector is damaged, replace the fuel tank filler vent hose. Refer to Fuel Tank Filler Vent Hose Replacement in SI. • If there is no damage to the connector, continue diagnosis referring to SI. Parts Information Description Part Number Application HOSE ASM-F/TNK FIL VENT 22802073 2013-2015 Chevrolet Silverado (Except Regular Cab), GMC Sierra (Except Regular Cab) HOSE ASM-F/TNK FIL VENT 22802074 2013-2014 Cadillac Escalade, Chevrolet Tahoe, GMC Yukon HOSE ASM-F/TNK FIL VENT 22802075 2013-2014 Cadillac Escalade EXT, Cadillac Escalade ESV Chevrolet Avalanche, Chevrolet Suburban, GMC Yukon XL STRAP* 12337820* *This part will not be necessary for all applications. Warranty Information For vehicles repaired under warranty, use: Labor Operation Description Labor Time 4028570* Fuel Tank Filler Vent Hose Replacement 0.3 hr *The next update of the Labor Time Guide will contain this code. 2 Version 2 Modified December 7, 2015 – Removed 2015 Model Year Tahoe and Yukon and added Application section to Parts Information.
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