Garmin Nuvi 42LM

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Product Description

  • Features: Speed Limit Indicator, Lane Assist, Voice Prompts, Text-to-Speech
  • Mapping Features: Turn-by-Turn Instructions, Lifetime Map Updates, Automatic Route Recalculation, Turn-by-Turn Voice Instructions, Built-In Maps, Updatable
  • Map Coverage: Hawaii, Contiguous United States, Puerto Rico
  • Display Features: Backlit Display, TFT Liquid Crystal Display, WQVGA
  • Screen Size: 4.3 “
  • Screen Resolution: 480 x 272
  • Built-In Memory Storage Capacity: 1GB
  • Media Type Compatibility: MicroSD Card
  • Wired Connectivity: USB
  • Mount Type: Suction
  • Power Source: DC Car Lighter
  • Includes: Suction Cup Mount, USB Cable, Vehicle Power Cable, User Manual
  • Dimensions: 3.1 ” H x 4.9 ” W x 0.8 ” T
  • Weight: 5.3 Oz.
  • Warranty Description: 1 Year Limited Manufacturer Warranty
  • Battery Required, included: 1 lithium ion non-universal

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Maps let you easily find addresses and millions of points of interest. Lane assist with junction view indicates the proper lane for a turn or exit with brightly colored arrows and detailed images. nüvi 42LM also displays speed limit, current speed and accurate arrival time. Use Garmin Express to keep your nüvi up-to-date. Garmin Express makes it easy to update maps and software, transfer favorites to and from devices, and install free custom vehicles and voices.

  • Preloaded street maps
  • Lane assist (guides to proper lane for navigation)
  • Where Am I? (find closest hospitals, police & gas stations, nearest address & intersection)
  • Speed limit indicator
  • Garmin Garage voices compatible (download custom voices to your device)
  • Junction view (displays junction signs)
  • Speaks street names (e.g. “Turn right ON ELM STREET in 500 ft.”)
  • Choice of route setup (faster time, shorter distance, off road)
  • Route avoidance (avoid highways, tolls etc.)
  • Battery life: up to 2 hours
  • Unit dimensions: 4.9″W x 3.1″H x 0.8″D
  • Display size: 3.8″W x 2.3″H; 4.3″ diag
  • Display resolution: 480 x 272 pixels
  • Weight: 5.3 ounces
  • Battery: rechargeable lithium-ion

What’s in the Box:

  • nüvi 42LM
  • Preloaded with City Navigator Malaysia – Singapore – Brunei
  • Lifetime maps (indicated by “LM” after model number on the box)
  • Vehicle power cable
  • Vehicle suction cup mount
  • USB cable


You can shift the data fields to the right and get two additional fields by selecting Settings > Map (scroll down) > Map Data Layout > More Data.


Garmin nuvi 42LM more data

The “more data” layout

Lane Assist

This feature shows you which lane to be in for upcoming turns, as shown below in the upper left portion of the image below.


Garmin nuvi 42LM lane Assist

assist lane on the Garmin nuvi 42LM

Junction View

This split screen view pops up for many limited access highway exits. Note that the junction view images are generic and not the photo-realistic ones found on more advanced models.

nuvi 42LM junction view