Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 85604121 Headlamp Assembly, Front Driver Side is available in the market under the name GM Headlight. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 85604121 Headlamp Assembly, Front Driver Side fits certain GMC Sierra 1500 models.
The original GM component designated by manufacturer part number 85604121 maintains top performance when functioning as the Headlamp Assembly-Front unit at its Front Driver Side. The component 85604121 is constructed from durable material. The component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Headlamp, Capsule/Headlamp/Fog Lamp. The part 85604121 has available replacement options listed under 85806490 or 87858159, 86816591, 85543193. GM manufacturer provides a warranty that ensures reliable operation of this product. The Shipping Policy and Return Policy pages outline complete details regarding shipping procedures and return processes.
The GM part 85604121 Headlamp Assembly, Front Driver Side operates as a critical sealed accumulator assembly for liquid/vapor separation through processing both vapor and liquid refrigerant and extracted refrigerant oil from the evaporator. This component contains desiccant material that functions as an essential water-absorbent to protect system reliability while improving both durability and functional performance of air conditioning systems. Regular maintenance of the GM part 85604121 requires proper oil management steps including measuring and draining oil before replacement together with new oil addition for desiccant absorption. The low-pressure lines installation requires technicians to use torques of 88 in-lbs (10 Nm) on the clamp bolt for attaching new O-rings lubricated with refrigerant oil. The complete OEM GM part selection is available on ChevyPartsGiant.com that contains the 85604121 Headlamp Assembly, Front Driver Side components which fulfill testing requirements defined by GM. The system comes with a manufacturer warranty that allows the system to perform optimally by making installation easy.