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 MANUALSCHEVROLET1990LUMINA APV V6-191 3.1LREPAIR AND DIAGNOSISTECHNICAL SERVICE BULLETINSALL TECHNICAL SERVICE BULLETINSAXLE CONTROL ARM BOLT, REAR - TORQUE SPECIFICATION
1990 Chevrolet Lumina APV V6-191 3.1L
Axle Control Arm Bolt, Rear - Torque Specification
1990 Chevrolet Lumina APV V6-191 3.1LSECTION Axle Control Arm Bolt, Rear - Torque Specification
File In Section: 3 - Steering/Suspension
Bulletin No.: 43-34-03
Date: September, 1994
SERVICE MANUAL UPDATE
Subject:
Section 3D - Rear Axle Control Arm Bolt Torque Value
Models:
1990-95 Chevrolet Lumina APV
1990-95 Oldsmobile Silhouette
1990-95 Pontiac Trans Sport
This bulletin contains revisions to Section 3D. Three new torque values have been released for the vehicles stated above which revises the torque on the bolt to the rear control arm.
For the 1990 vehicles, the new torque value changed to 165 N-m (122 lb.ft.).
For model years 1991 through 1994, the new torque value is 270 N-m (199 lb.ft.).
For 1995 the new torque value is 235 N-m (173 lb.ft.). Please update your Service Manual.
Bulletin No.: 43-34-03
Date: September, 1994
SERVICE MANUAL UPDATE
Subject:
Section 3D - Rear Axle Control Arm Bolt Torque Value
Models:
1990-95 Chevrolet Lumina APV
1990-95 Oldsmobile Silhouette
1990-95 Pontiac Trans Sport
This bulletin contains revisions to Section 3D. Three new torque values have been released for the vehicles stated above which revises the torque on the bolt to the rear control arm.
For the 1990 vehicles, the new torque value changed to 165 N-m (122 lb.ft.).
For model years 1991 through 1994, the new torque value is 270 N-m (199 lb.ft.).
For 1995 the new torque value is 235 N-m (173 lb.ft.). Please update your Service Manual.
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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.