Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCADILLAC1993FLEETWOOD BROUGHAM V8-350 5.7LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTAPPLICATION AND IDTRANSMISSION IDENTIFICATION
1993 Cadillac Fleetwood Brougham V8-350 5.7L
Transmission Identification
1993 Cadillac Fleetwood Brougham V8-350 5.7LSECTION Transmission Identification
UPDATED TRANSMISSION NAME
The Hydra-matic 4L60 transmission assembly was formerly designated as the THM 700-R4 transmission assembly.
IDENTIFICATION NAMEPLATE
All automatic transmission assemblies have a metal identification nameplate attached to the transmission case exterior or a stamped identification number on the transmission oil pan rail. This is shown in the accompanying image. The identification information will help in servicing the unit and ordering necessary parts.
IDENTIFICATION LABEL
Additional transmission assembly identification is provided on the service parts identification label as shown in the accompanying image. This label contains information on the Regular Production Options (RPO) as well as standard and mandatory options. This label is affixed to the inside of each vehicle at the assembly plant.
The Hydra-matic 4L60 transmission assembly was formerly designated as the THM 700-R4 transmission assembly.
Automatic Transmission Identification:
IDENTIFICATION NAMEPLATE
All automatic transmission assemblies have a metal identification nameplate attached to the transmission case exterior or a stamped identification number on the transmission oil pan rail. This is shown in the accompanying image. The identification information will help in servicing the unit and ordering necessary parts.
Service Parts Identification Label:
IDENTIFICATION LABEL
Additional transmission assembly identification is provided on the service parts identification label as shown in the accompanying image. This label contains information on the Regular Production Options (RPO) as well as standard and mandatory options. This label is affixed to the inside of each vehicle at the assembly plant.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.