GM Approved Parts 5

Question 1

Under GM's approved parts policy, which fluid type must always be used when servicing a GM automatic transmission under warranty?

Accepted Answer

GM-approved DEXRON transmission fluid (specific grade per application)

Answer

Any Dexron-compatible fluid from a recognized brand

Answer

Synthetic ATF from any major oil manufacturer

Answer

Standard multi-vehicle ATF meeting JASO standards

Question 2

A dealership receives a batch of GM-branded parts from an unfamiliar third-party distributor at a steep discount. The parts department manager should:

Accepted Answer

Verify the distributor is an authorized GM parts supplier before accepting

Answer

Accept the shipment to reduce parts costs

Answer

Use the parts only for out-of-warranty repairs

Answer

Test one part before deciding whether to use the batch

Question 3

What is the significance of a GM 'Production Part Approval Process' (PPAP) document for approved replacement parts?

Accepted Answer

It verifies the supplier's manufacturing process meets GM's quality and specification requirements

Answer

It confirms the part's price has been approved by GM finance

Answer

It authorizes the part for use in competitive vehicles

Answer

It certifies the part passed a single random inspection

Question 4

When replacing a GM engine control module (ECM), why must the replacement unit be a GM-approved part rather than a generic programmed module?

Accepted Answer

Generic modules may not support GM's proprietary security protocols and calibration data

Answer

Generic modules are more expensive

Answer

GM-approved ECMs come with a longer warranty period only

Answer

Generic modules require a different wiring harness

Question 5

Which of the following best describes the role of an 'authorized GM Wholesale Parts Distributor' (WPD)?

Accepted Answer

A business approved by GM to supply genuine parts to independent repair shops

Answer

A retailer that sells GM parts directly to consumers online

Answer

A GM corporate warehouse that ships parts internationally

Answer

A third-party company that validates part quality before GM approval

Question 6

A technician notices that an approved GM fuel injector part number is on a 'Do Not Use' service bulletin. The correct action is:

Accepted Answer

Check the bulletin for the superseding approved part number and use that instead

Answer

Install it anyway since it is still an approved GM number

Answer

Use an aftermarket injector with similar specifications

Answer

Contact the customer for authorization to proceed with the flagged part

Question 7

When performing a GM warranty repair on a hybrid battery cooling system, which parts approval consideration is most critical?

Accepted Answer

The replacement part must be EV/hybrid-specific and approved for the vehicle's high-voltage system

Answer

The part must be sourced from the same country where the vehicle was built

Answer

Standard 12V cooling parts can be substituted if the specifications appear similar

Answer

Only dealer-installed customer pay parts require HV approval