Used and supplied parts
A part that looks undamaged is not automatically suitable for installation.
What we need to establish
The component, compatibility, history and applicable manufacturer requirements determine what evidence is needed. Measurements or testing may be necessary. Share part details before purchasing; staff must review suitability and the proposed installation scope.
Removing or replacing a part can require electronic safety checks
A door, bumper, windshield or door mirror is not always an isolated body part. It may contain, support or affect a crash sensor, radar, ultrasonic parking sensor or camera. Removing, disconnecting, adjusting, repairing or replacing a component—even reinstalling the original part—can trigger manufacturer-required scanning, inspection, initialization, aiming or calibration.
The required operations depend on the vehicle’s year, model, equipment and the exact work performed. A door crash sensor belongs to the supplemental restraint system (SRS); it is not automatically an ADAS calibration item. A bumper radar, windshield camera or mirror camera may have different procedures. We check the applicable OEM repair information before agreeing to the scope.
A diagnostic scan and an ADAS calibration perform different jobs. A scan checks electronic systems and diagnostic information; it does not replace a required calibration. No warning light, a visually undamaged part or a scan with no fault codes does not by itself establish correct sensor alignment or complete every required check. The manufacturer procedure determines whether a targeted check or broader scan and which calibrations are needed.
Used assemblies need particular review: an included sensor, its history, mounting condition and permitted reuse cannot be assumed suitable because the assembly looks intact. We may need to replace components or decline installation when the necessary evidence or an acceptable procedure is unavailable.
The repair plan must include the related operations required for the work we accept. If those checks or calibrations are excluded, we may be unable to accept the requested installation or partial repair. We explain the requirements, any outside calibration service, scope, charges and authorization before paid work; booking or an initial question does not authorize those charges.
Read about component removal, scans and calibration →
Why “it looks fine” is not enough for a used safety-related part
A used part may have an unknown collision, handling, storage or exposure history. Damage inside a sensor, connector, wiring assembly or electronic component may not be visible from the outside. Hidden cracks, damaged connections, corrosion or intermittent faults may not appear during an initial visual inspection or brief test. A component can appear to operate at first and later develop a fault, including when a safety function is needed.
For an airbag or crash-sensing component, the consequence of an unsuitable part can be particularly serious. These components belong to the supplemental restraint system (SRS). We check the vehicle-specific manufacturer instructions, including restrictions on reuse and required replacement or inspection. A used door or other assembly does not make its included safety components acceptable simply because the assembly looks undamaged.
A scan with no fault codes, a warning light that is off or a successful initial check does not prove that every hidden defect is absent or guarantee operation in a future collision. Scanning, inspection and calibration have different purposes and limits. Calibration cannot make an unsuitable or prohibited component acceptable.
“Good enough” must be supported by the applicable requirements and evidence, not appearance alone. We need to establish compatibility, permitted reuse, condition and the checks relevant to the proposed work. If we cannot establish an acceptable basis for installation, we may decline the part or the requested scope rather than represent an uncertain component as suitable.
A seller’s warranty may describe a remedy if a part fails; it does not establish the part’s condition or assure that a safety system will operate when needed. Used-part warranties vary, and new parts are not a guarantee against every failure either. We explain the applicable warranty and limitations, but a warranty or customer acknowledgment does not replace the manufacturer’s technical requirements.
Frame, structural and suspension components need more than a visual check
The same concern applies to used frame, structural, steering and suspension components. An unknown impact, overload, corrosion or previous repair can affect a component’s suitability even when it looks serviceable. Hidden cracks, distortion or altered material properties may not be apparent from appearance alone. Some damage may become evident only under load or with further use.
These components support the vehicle, control wheel position and handling, or contribute to occupant protection in a collision. A part that fits, an acceptable alignment reading or a brief road test does not by itself establish that the component is structurally sound or that every required check has been completed.
We review the vehicle-specific manufacturer requirements for inspection, measurement, repair and replacement, including restrictions on straightening, heating, sectioning or reuse where applicable. The evidence and checks needed depend on the component and its condition. Measuring shape or alignment does not establish every aspect of material integrity, and passing a check does not override a manufacturer prohibition.
If the part’s history, condition or permitted repair cannot support an acceptable installation, we may decline the supplied component or requested scope. Necessary related work, alignment, electronic checks and calibration are identified as applicable and discussed with their charges before authorization. A warranty or acknowledgment does not make an unsuitable component acceptable.
Could OEM parts price matching help keep the repair viable?
Where an OEM or participating supplier offers an eligible price-matching or competitive-parts program, we can investigate whether qualifying original equipment parts are available at a lower price. A verified reduction in the repair estimate may help the repair-versus-total-loss discussion. Program eligibility, participating suppliers, part availability and actual prices vary; a discount does not guarantee that the insurer will approve repairs or that the vehicle will avoid a total-loss decision.
Parts research and alternative-part evaluation are paid work
Obtaining quotes, checking eligibility, documenting comparisons, coordinating suppliers and reviewing proposed used or aftermarket parts takes staff time. If you ask us to pursue this additional work, we explain its scope, applicable labor or administrative rate, estimated charges or agreed spending limit, and obtain your authorization before proceeding. Any resulting parts savings and the cost of the review are considered separately.
Ordering a used or aftermarket part to evaluate a disputed recommendation can also involve purchase costs, freight, receiving, handling, measurements, trial fitting where appropriate, documentation, removal, return freight or restocking charges. We identify the expected work and costs in the proposed authorization. We do not order or fit a part merely to create a charge, or install a part contrary to applicable manufacturer requirements. The evidence needed to assess an alternative depends on the specific component and proposed repair.
Choose the route before we incur the costs
- Request a parts-cost review: authorize the defined price-matching research or alternative-part evaluation, its disclosed charges and any spending limit. Authorized work and nonrecoverable costs may remain payable even if no discount is available, the alternative is unsuitable or you decide against the repair.
- Authorize the proposed OEM part: after reviewing our estimate and technical basis, you may choose the OEM part without commissioning an additional comparison or trial-part exercise. Normal agreed sourcing and repair charges still apply.
- Pause the decision: ask questions or decline the additional review before we begin. An initial inquiry does not authorize paid research, parts orders or repair work.
The customer is responsible for the charges agreed in the authorization unless we have a separate confirmed payment arrangement. Insurer reimbursement is not guaranteed. If you want confirmation of coverage or payment, obtain the insurer’s position before authorizing the work. We obtain further authorization before exceeding the agreed scope or limit and itemize the work and charges.
Additional proof can extend the repair timeline
When a necessary repair procedure or parts recommendation is questioned, providing additional substantiation can add steps to the repair process. We may need to retrieve vehicle-specific OEM information, document its relevance, take measurements, perform authorized testing, compare proposed alternatives or prepare additional photographs and written findings. An alternative-part evaluation may also require ordering, delivery, assessment and return arrangements.
Those steps take staff time and may keep the vehicle in the assessment or repair pipeline longer. Waiting for an insurer, supplier, specialist or customer response can add elapsed time beyond the hours we spend working. Depending on the required operation, related repairs may need to wait until the scope and authorization are resolved. This can affect parts scheduling, calibration appointments and the expected completion date.
We explain the technical basis for our recommendations. If you request additional research or evaluation beyond the agreed scope, we discuss its charges, expected timing and any spending limit before obtaining authorization. Billable staff time and elapsed waiting time are different: waiting does not automatically create a labor charge. Any applicable storage or other charges follow the separately disclosed arrangements.
You may choose to authorize the proposed procedure or suitable OEM part after reviewing our explanation, rather than commission an additional comparison or trial-part exercise. That may avoid those extra steps, but it does not guarantee an insurer’s payment or an earlier completion date. We do not omit necessary safety checks or manufacturer-required operations to shorten the timeline. We keep you informed when unresolved questions change the plan.